专题14
情态动词
单选题
1.(2019安徽)The
designer
has
tried
every
possible
way
to
make
the
robot
light,
so
you
_____
worry
about
its
weight.
A.
must
B.
may
C.
can’t
D.
needn’t
2.(2019江苏连云港)According
to
the
notice,
guests
at
this
hotel
__________use
the
sports
center
at
no
extra
cost.
A.
can
B.
should
C.
must
D.
need
3.(2019江苏苏州)-Some
people
don't
show
their
talents
at
the
very
beginning.
-I
agree.
Even
Einstein
____________
read
until
he
was
seven.
A.
can't
B.
mustn't
C.
couldn't
D.
needn't
4.(2019江苏宿迁)–Mum,
may
I
go
to
see
a
film
with
my
cousin
-
You
_______
go
if
you
have
finished
your
homework.
A.
must
B.
need
C.
should
D.
can
5.(2019山东滨州)–
Mum,
it’s
too
hot.
________
I
swim
in
the
lake
-No,
you
___________.
That’s
too
dangerous!
A.
Should;
can’t
B.
Need;
mustn’t
C.
Must;
needn’t
D.
Could;
mustn’t
6.(2019山东青岛)As
middle
school
students,
we
________
follow
the
public
rules
wherever
we
go．
A.
would
B.
should
C.
might
D.
could
7.(2019四川南充)-Mum,
may
I
play
computer
games
this
evening
-No
way,
you
__________finish
your
homework.
A.
can
B.
must
C.
may
D.
will
8.(2019温州)We
don’t
allow
taking
magazines
out,
but
you
____________
copy
the
article
you
need
on
the
machine
over
there.
A.
can
B.
must
C.
should
D.
would
9.(2019江苏淮安)-Will
you
stay
here
for
dinner
with
us
-
Sorry,
I
____________.
My
mother
is
waiting
for
me
at
home.
A.
mustn't
B.
can't
C.
needn't
D.
couldn't
10.(2019武汉)—Try
this
soup—you
______like
it,
—Wow!
This
is
delicious!
A.
must
B.
will
C.
shall
D.
can
11.(2019湖南郴州)-May
I
take
the
magazine
out
of
the
reading
room
-No,
you
____________.
Please
read
it
here
A.
mustn't
B.
wouldn't
C.
needn't
12.(2019江苏泰州)——This
task
is
really
beyond
me.
——Well,
if
you
_________solve
it,
you
won't
get
paid.
A.
can't
B.
needn't
C.
mustn't
D.
shouldn't
13.(2019湖北孝感)一May
I
join
the
art
club,
Dad
一If
you
have
interest,
you
________.
A.
should
B.
can
C.
have
to
D.
must
14.(2019甘肃兰州)The
magazine
____
Lucy’s.
We
can
see
her
name
on
the
cover.
A.
mustn’t
be
B.
can’t
be
C.
must
be
D.
needn’t
be
15.(2019山东临沂)Ants
are
pretty
small.
You
might
think
that
they
_________be
rather
weak.
But
what
you
might
not
know
is
that
ants
are
actually
very
strong
for
their
size.
A.
need
B.
can't
C.
must
16.(2019北京)—
Lily,
_____
you
finish
the
letter
in
ten
minutes
—
Yes,
I
can.
A.
must
B.
should
C.
need
D.
can
17.(2019四川眉山)—
I
can’t
find
my
phone
anywhere.
—
You
_____
have
lost
it
while
shopping.
A.
may
B.
can
C.
should
D.
would
18.(2019湖南益阳)-Whose
volleyball
is
this
-It
___________
be
Linda's.
She
loves
volleyball.
A.
must
B.
can't
C.
needn't
19.(2019广东)1Dirty
air
and
water
are
harmful.
They
____
kill
plants,
and
even
people.
A.
can
B.
can’t
C.
should
D.
shouldn't
20.(2019湖南湘西)一Is
that
boy
Scott？
一No，it_______
be
Scott.Scott
is
much
taller..
A.
can
B.
can't
C.
mustn't
21.(2019山东日照)You
______
be
very
tired
with
the
long
drive.
Let’s
stop
to
have
a
rest.
A.
must
B.
can
C.
shall
D.
need
22.(2019四川内江)—_______I
return
the
books
this
week
—No,
you
_______.
You
can
do
that
next
week
A.
Must;
can’t
B.
May
;
needn’t
C.
Need
;
mustn’t
D.
Must
;
needn’t
23.(2019贵州毕节)—
______
I
take
the
magazine
out
of
the
reading
room
—
I’m
sorry
you
_______
.
A.
Could;
couldn’t
B.
Must;
couldn’t
C.
Will;
can’t
D.
May;
can’t
24.(2019河南)Jerry
didn’t
pay
me
back,
but
he
promised
that
he
______
this
Sunday.
A.
must
B.
could
C.
would
D.
should
25.(2019湖北黄石)—-The
beautiful
lady
with
glasses
over
there
looks
like
our
English
teacher.
—-It
_______
be
her.
She
has
gone
abroad.
A.
can't
B.
may
not
C.
mustn't
D.
needn’t
26.(2019江苏南通)He
______
like
coffee.
I
see
him
drink
a
cup
at
times.
A.
must
B.
may
C.
can’t
D.
mustn’t
27.(2019贵州贵阳)“Dad，
my
bike
is
broken.
_______
I
use
yours ”
“Sure!It's
in
the
backyard.”
A.
Must
B.
Should
C.
May
28.(2019广西河池)—Is
that
red
schoolbag
Mary’s
—It_______be
hers.
She
hates
that
color.
A.
may
B.
must
C.
can’t
D.
might
29.(2019四川广元)The
girl
in
the
music
room
__________
be
Celia.
She
has
gone
to
the
dining
hall.
A.
can’t
B.
must
C.
may
30.(2019四川凉山)We
should
keep
quiet
in
the
library.
We______
speak
loudly.
A.
must
B.
mustn’t
C.
can
D.
needn’t
31.(2019甘肃天水)—Listen!
Is
that
Linda
playing
the
piano
in
the
room
—No.
It
______
be
Linda,
she
has
gone
to
London,
A.
may
not
B.
needn’t
C.
can’t
D.
mustn’t
32.(2019甘肃定西)—Whose
cap
is
this
Is
it
Cindy’s
—It___be
hers.
Don't
you
remember
she
even
didn't
come
to
the
party
A.
can’t
B.
might
C.
may
not
D.
must
33.(2019贵州铜仁)“Kangkang,
I
saw
your
English
teacher
in
the
office
just
now.”
“It
___
be
him.
He
___
to
Shanghai
on
business.”
A.
must;
has
gone
B.
can’t;
has
been
C.
must;
has
been
D.
can’t;
has
gone
34.(2019黑龙江绥化)That
________
be
an
alien—there’s
no
such
thing!
A.
might
B.
must
C.
can’t
35.(2019湖南邵阳)-Will
Sam
go
to
the
cinema
with
us
tonight
-I'm
not
sure.
He
________
not
be
free.
A.
may
B.
should
C.
can
36.(2019辽宁本溪)The
man
_______
be
a
doctor
in
this
hospital,
but
I’m
not
sure.
A.
must
B.
would
C.
can
D.
might
37.(2019青海)-Must
I
finish
this
work
at
once？
-No，you
___________
A.
can't
B.
won't
C.
needn't
38.(2019青海)If
you
are
friendly
to
others,
you
___________
make
more
friends.
A.
would
B.
could
C.
will
39.(2019广西桂林)—
Can
you
drive
on
the
right-hand
side
of
the
road
in
China
—
_____
That’s
a
rule.
A.
Yes,
we
can.
B.
Yes,
we
must.
C.
Yes,
we
should.
40.(2019辽宁抚顺)It's
a
rule
that
students
___________
bring
mobile
phones
to
our
school.
A.
mustn't
B.
wouldn't
C.
needn't
D.
couldn't
41.(2019辽宁沈阳)You
_____
always
be
careful
with
electricity
for
safety.
A.
must
B.
can
C.
mustn't
D.
can't
42.(2019辽宁铁岭)The
dictionary
▲
belong
to
Sam.You
can
see
his
name
on
it.
A.
can
B.
must
C.
need
D.
would
43.(2019山东菏泽)﹣How
is
your
friend
going
to
the
station
﹣I'm
not
sure.
He
____take
a
taxi
there.
A.
must
B.
has
to
C.
may
44.(2019云南)—I've
got
a
toothache，mom.
—Oh，you
_____
eat
too
much
candy
A.
shouldn't
B.
needn't
C.
should
D.
need
45.(2019湖南湘潭)﹣Who
is
singing
in
the
next
room？
﹣It____be
Lisa，
but
I'm
not
sure．
A.
must
B.
may
C.
need
46.(2019江苏常州)-
______________I
keep
the
book
for
a
week
-
Sorry
I'm
afraid
you
______________.
A.
Need;
couldn't
B.
Need;
can't
C.
May;
couldn't
D.
May;
can’t
47.(2019江苏无锡)With
their
new
lock,
you
__________
search
for
keys
in
your
bag
any
more.
Isn’t
it
cool
A.
needn’t
B.
can’t
C.
mustn’t
D.
shouldn’t
48.(2019江苏盐城)Size
and
type
do
not
matter
﹣
you
______
do
almost
anything
if
you
never
give
up．
A．should
B．must
C．need
D．can
49.(2019江苏徐州)
-
I
didn't
see
you
at
Jim's
party
last
week.
-
I
had
to
work
that
evening,
so
I
_________
go.
A.
needn't
B.
mustn't
C.
couldn't
D.
shouldn't
50.(2019湖北咸宁)—
Listen!
Is
Sarah
singing
in
the
neighbor
room
—
No.
It
______
be
Sarah.
She
has
gone
to
Italy.
A.
needn’t
B.
may
not
C.
can’t
D.
won’t
51.(2019湖北襄阳)—
The
driver
_________
be
hurt
badly
in
the
accident.
—
That’s
true.
Let’s
send
him
to
the
hospital
as
soon
as
possible.
A.
need
B.
can’t
C.
must
D.
may
not
52.(2019湖北宜昌)—
A
little
bird
entered
through
the
open
window
to
join
us
for
dinner
last
night.
—Wow,
the
unexpected
guest
________
welcomed.
A.
will
be
B.
must
be
C.
won’t
be
D.
mustn’t
be
53.(2019辽宁辽阳)﹣You
________
smoke
at
the
oil
station，
it's
too
dangerous．
﹣I'm
sorry，
I
won't．
A．couldn't
B．needn't
C．wouldn't
D．mustn't
54.(2019辽宁葫芦岛)-Is the woman Miss Zhao？
-It ______ be her．She has gone to Qingdao for a meeting．
A．can't
B．needn't
C．must
D．may
55.(2019四川成都)—Is
that
Tom
over
there
—It
____
be
him.
He
is
on
the
plane
to
Chengdu
now.
A.
can’t
B.
might
not
C.
must
56.(2019四川乐山)–Where
is
Monica
I
can’t
find
her
anywhere.
–She
_________
be
in
the
library.
She
loves
reading
books
when
she
is
free.
A.
must
B.
need
C.
can’t
57.(2019上海)According
to
the
rule，used
batteries
_________
be
dropped
in
the
red
bin
for
harmful
wastes.
A.
must
B.
need
C.
can
D.
may
58.(2019天津)You
_________
walk
on
the
wet
hill
path
because
you
_________
fall
and
hurt
yourself．
A．must；
might
not
B．mustn't；
might
C．needn't；
need
D．must；
must
59.(2019新疆)
David,
_________
you
please
sweep
the
floor
and
take
out
the
trash
A.
could
B.may
C.
might
D.
must
60.(2019黑龙江龙东地区)—Mom,
may
I
go
to
the
party
with
my
friends
tonight
—Yes,
you
________.
But
you
________
be
back
by
10:00
pm.
A.
can;
may
B.
must;
have
to
C.
may;
must
61.(2019辽宁大连)﹣Must
we
take
the
underground
to
the
airport？
﹣Yes，we
_________
．The
traffic
is
very
heavy
now．
A．must
B．can
C．may
D．would
62.(2019辽宁朝阳)﹣Whose
tennis
balls
are
these？Are
they
Linda's？
﹣No，they
_________
be
hers．She
doesn't
like
playing
tennis．
A.
must
B.
could
C.
might
D.
can't
63.(2019辽宁营口)
These
days
people
in
China
_____
take
too
much
money
when
shopping
because
they
often
use
Alipay
or
WeChat
Pay.
A.
needn’t
B.
mustn’t
C.
shouldn’t
D.
can’t
64.(2019湖南株洲)Every
one
of
us
________
always
breathe
the
same
breath
and
share
the
same
future
as
the
people.
A.
might
B.
should
C.
could
65.(2019内蒙古包头)
—________
I
have
a
word
with
you,
Mr.
Green
It
won’t
take
long.
—Okay.
A.
Should
B.
May
C.
Need
D.
Must
66.(2019黑龙江大庆)
We
________
pay
to
get
into
the
concert,
because
it’s
free.
A.
mustn’t
B.
can’t
C.
don’t
need
to
D.
might
not
67.(2019辽宁鞍山)—-Must
I
sweep
the
floor
at
once
—-No,
you______.
You
may
do
it
later.
A.
mustn’t
B.
can’t
C.
shouldn’t
D.
needn’t
68.(2019吉林长春)Alice
________
be
very
interested
in
physics.
She
spends
all
her
spare
time
on
it.
A.
must
B.
mustn't
C.
need
D.
can't
69.(2019青海西宁)—Look!
It
________
be
David
in
the
classroom.
—It
________
be
him.
Because
I
saw
him
in
the
library
a
moment
ago.
A.
may;
mustn’t
B.
must;
can’t
C.
can;
can’t
D.
can;
mustn’t
70.(2019山东济南莱芜)一I
just
saw
Peter
in
the
library.
—It
_______
be
him.
He
is
studying
in
the
classroom.
A.
needn't
B.
mustn't
C.
shouldn't
D.
can't
71.(2019广西北部湾)—﹣Must
I
hand
in
the
homework
right
now？
—﹣___________
That's
the
rule．
A．Yes，
you
can．
B．No，
you
can't．
C．Yes，
you
must
D．No，
you
mustn't．
72.(2019贵州黔东南)—
__________
I
take
the
magazine
out
of
the
reading
room？
—
I'm
sorry
you
__________
．
A．Could；
couldn't
B．Must；
couldn't
C．Will；
can't
D．May；
can't
73.(2019湖北恩施州)—Dad,
must
I
have
the
homework
finished
at
once
I
want
to
play
outside
with
my
friends
now.
—No,
you
______.
You
can
finish
it
tomorrow.
A.
can’t
B.
mustn’t
C.
needn’t
74.(2019内蒙古呼伦贝尔)—Could
you
help
me
download
some
Taylor
Swift’s
songs
from
Ku
Gou
—Sorry,
people
download
music
from
the
Internet
without
paying,
because
it’s
against
the
law.
A.
wouldn’t
B.
needn’t
C.
mustn’t
D.
couldn’t
75.(2019山东济南)—Would
you
like
to
come
to
my
party
next
Sunday
—I’d
love
to,
but
I
.
I
have
an
important
meeting
that
day.
A.
can't
B.mustn't
C.
needn't
D.shouldn't
76.(2019辽宁阜新)﹣Must
I
wash
the
dishes
right
now？
﹣No，
you
_______
．
A．needn't
B．wouldn't
C．mustn't
D．For专题14
情态动词
单选题
1.(2019安徽)The
designer
has
tried
every
possible
way
to
make
the
robot
light,
so
you
_____
worry
about
its
weight.
A.
must
B.
may
C.
can’t
D.
needn’t
【答案】D
【解析】句意：设计者已经尝试了所有可能的方法使机器变轻，所以你不必担心它的重量。must必须；一定；may可以；可能；can’t不能；不可能；needn’t不必，没有必要。根据句意The
designer
has
tried
every
possible
way
to
make
the
robot
light可知，设计者在努力使机器变轻，所以担心是没有必要的。故应选D。
2.(2019江苏连云港)According
to
the
notice,
guests
at
this
hotel
__________use
the
sports
center
at
no
extra
cost.
A.
can
B.
should
C.
must
D.
need
【答案】A
【解析】句意“根据通知，在这个宾馆的顾客可以不用额外地出钱就能使用体育中心”。A.能，可以；B.应该；C.必须；D.需要。根据句意可知，表示“能使用体育中心、可以使用体育中心”，故选A。
3.(2019江苏苏州)-Some
people
don't
show
their
talents
at
the
very
beginning.
-I
agree.
Even
Einstein
____________
read
until
he
was
seven.
A.
can't
B.
mustn't
C.
couldn't
D.
needn't
【答案】C
【解析】句意：——有些人在一开始并没有展示他们的才能。——我同意。爱因斯坦甚至直到七岁才识字。考查情态动词辨析。can't
不能，表示没有能力，couldn't是其过去式；mustn't不能，表禁止；needn't不需要，指没有必要。根据Some
people
don't
show
their
talents
at
the
very
beginning.可知七岁前几乎没有能力读书，根据until
he
was
seven可知用一般过去时，故选C。
4.(2019江苏宿迁)–Mum,
may
I
go
to
see
a
film
with
my
cousin
-
You
_______
go
if
you
have
finished
your
homework.
A.
must
B.
need
C.
should
D.
can
【答案】D
【解析】句意：——妈妈，我可以和我表妹去看电影吗 ——你可以去如果完成了你的家庭作业。考查情态动词辨析。must必须，强调主观意愿；need需要，指有必要；should应该，表建议；can可以，表许可。本句是条件状语从句，主句表示允许，根据if
you
have
finished
your
homework.可知选D。
5.(2019山东滨州)–
Mum,
it’s
too
hot.
________
I
swim
in
the
lake
-No,
you
___________.
That’s
too
dangerous!
A.
Should;
can’t
B.
Need;
mustn’t
C.
Must;
needn’t
D.
Could;
mustn’t
【答案】D
【解析】句意：——妈妈，太热了。我能在湖里游泳吗？——不，你不能，那太危险了。考查情态动词辨析。第一个空，根据Mum,
it’s
too
hot.
____
I
swim
in
the
lake 可知句意为“妈妈，太热了。我能在湖里游泳吗？”表示征询意见，委婉的请求，用could；第二个空，根据前面的No，以及后面的That’s
too
dangerous!可知应是“不可以”，表示禁止用mustn’t，故选D。
6.(2019山东青岛)As
middle
school
students,
we
________
follow
the
public
rules
wherever
we
go．
A.
would
B.
should
C.
might
D.
could
【答案】B
【解析】句意：作为中学生，无论去哪里，我们都应该遵守公共规则。A.
would将会；B.
should应该；C.
might可能；D.
could可以。should
作为情态动词，通常用来表示现在或将来的责任或义务，译作“应该”、“应当”。故答案为B。
7.(2019四川南充)-Mum,
may
I
play
computer
games
this
evening
-No
way,
you
__________finish
your
homework.
A.
can
B.
must
C.
may
D.
will
【答案】B
【解析】句意：——妈妈，今天晚上我可以玩电脑游戏吗？——不行，你必须完成你的作业。A.
can能，会；B.
must必须；C.
may可以；D.
will会。根据上文Mum,
may
I
play
computer
games
this
evening 及回答No
way可知下文用must必须。根据题意，故选B。
8.(2019温州)We
don’t
allow
taking
magazines
out,
but
you
____________
copy
the
article
you
need
on
the
machine
over
there.
A.
can
B.
must
C.
should
D.
would
【答案】A
【解析】句意：我们不允许带杂志出去，但是你可以在那边的机器上复印你需要的文章。考查情态动词辨析。A.
can可以、能够；B.
must必须，一定；C.
should应该；D.
would将会。根据语境：我们不允许带杂志出去，但是你_____在那边的机器上复印你需要的文章。结合选项可知can符合题意，故答案选A。
9.(2019江苏淮安)-Will
you
stay
here
for
dinner
with
us
-
Sorry,
I
____________.
My
mother
is
waiting
for
me
at
home.
A.
mustn't
B.
can't
C.
needn't
D.
couldn't
【答案】B
【解析】句意：——你愿意留下来和我们一起吃晚饭吗？——对不起，我不能。我的母亲正在家里等我。A.
mustn't禁止；B.
can't不能；C.
needn't
不必；D.
couldn't不能。根据上文Will
you
stay
here
for
dinner
with
us 及Sorry可知这里是说不能，用Sorry,
I
can't对不起，我不能。根据题意，故选B。
10.(2019武汉)—Try
this
soup—you
______like
it,
—Wow!
This
is
delicious!
A.
must
B.
will
C.
shall
D.
can
【答案】B
【解析】句意“-尝一下这个汤，你会喜欢上它。-哇！真美味”。A.一定，必须；B.将要，会；C.应该；D.能。根据句意可知，第一个人让第二个人尝一下，第二个人尝完就会喜欢上这个汤，故选B。
11.(2019湖南郴州)-May
I
take
the
magazine
out
of
the
reading
room
-No,
you
____________.
Please
read
it
here
A.
mustn't
B.
wouldn't
C.
needn't
【答案】A
【解析】句意：——我可以把杂志从阅览室里拿出来吗？——不，你禁止。请在这儿读它。A.
mustn't禁止；B.
wouldn't不会；C.
needn't不必。对于May开头的一般疑问句，做否定回答要用must+not。根据题意，故选A。
12.(2019江苏泰州)——This
task
is
really
beyond
me.
——Well,
if
you
_________solve
it,
you
won't
get
paid.
A.
can't
B.
needn't
C.
mustn't
D.
shouldn't
【答案】A
【解析】句意：—
—这项任务的确超出了我的能力。
—
—好吧，如果你解决不了，你就得不到报酬。A.
can't不能；B.
needn't不需要；C.
mustn't一定不要，表示禁止；D.
shouldn't不应该。根据you
won't
get
paid.
你就得不到报酬。可知，前文是说：如果你解决不了的话，就得不到报酬。因此选择can't不能；故选A。
13.(2019湖北孝感)一May
I
join
the
art
club,
Dad
一If
you
have
interest,
you
________.
A.
should
B.
can
C.
have
to
D.
must
【答案】B
【解析】句意：——爸爸，我可以参加艺术俱乐部吗 ——如果你有兴趣,你可以。考查情态动词辨析。should应该，表建议；can可以/能，表许可或能力；have
to必须，强调客观需要；must必须，强调主观意愿。问句may表示请求许可，根据句意语境，可知选B。
14.(2019甘肃兰州)The
magazine
____
Lucy’s.
We
can
see
her
name
on
the
cover.
A.
mustn’t
be
B.
can’t
be
C.
must
be
D.
needn’t
be
【答案】C
【解析】句意：杂志一定是露西的。我们可以在封面上看到她的名字。A.
mustn’t
be一定不是；B.
can’t
be不可能是；C.
must
be一定是；D.
needn’t
be不必是。本题考查肯定的推测。根据We
can
see
her
name
on
the
cover.
我们可以在封面上看到她的名字。可知，杂志一定是露西的。因此选择must
be一定是；表示肯定的推测。故选C。
15.(2019山东临沂)Ants
are
pretty
small.
You
might
think
that
they
_________be
rather
weak.
But
what
you
might
not
know
is
that
ants
are
actually
very
strong
for
their
size.
A.
need
B.
can't
C.
must
【答案】C
【解析】句意：蚂蚁很小，你可能认为它们一定很软弱，但你可能不知道的是，蚂蚁的体型其实非常强壮。need意思是需要；can’t表示否定推测；must表示肯定推测；根据句意，表示“他们肯定很虚弱”，所以是肯定推测，故选C。
16.(2019北京)—
Lily,
_____
you
finish
the
letter
in
ten
minutes
—
Yes,
I
can.
A.
must
B.
should
C.
need
D.
can
【答案】D
【解析】句意：-Lily，你可以在十分钟之后完成这封信吗？-是的，我能。must必须；should应该；need需要；can能，可以。根据下面的回答Yes,
I
can可知，一般疑问句也应用can，故选D。
17.(2019四川眉山)—
I
can’t
find
my
phone
anywhere.
—
You
_____
have
lost
it
while
shopping.
A.
may
B.
can
C.
should
D.
would
【答案】A
【解析】句意“-我找不到我的电话了。-你可能在购物时把它弄丢了”。A.可能，表示推测；B.能（表示现在的能力）；C.应该,表示要求、命令、建议和劝告；D.能，会。根据句意可知，表示推测，译为“可能在购物时丢了”，故选A。
18.(2019湖南益阳)-Whose
volleyball
is
this
-It
___________
be
Linda's.
She
loves
volleyball.
A.
must
B.
can't
C.
needn't
【答案】A
【解析】考查情态动词用法。句意：—这是谁的排球？—它一定是琳达的。她喜欢排球。
A.
must一定是，表示猜测；
B.
can't不可能是；C.
needn't不必。根据后一句she
loves
volleyball她喜欢排球，可知猜测一定是琳达的，故选A。
19.(2019广东)1Dirty
air
and
water
are
harmful.
They
____
kill
plants,
and
even
people.
A.
can
B.
can’t
C.
should
D.
shouldn't
【答案】A
【解析】句意：脏的空气和水是有害的，它们能杀死植物，甚至是人。can能；
can’t不能；
should应该；shouldn't不应该；根据Dirty
air
and
water
are
harmful.可知是它们能杀死植物，甚至是人；故选A。
20.(2019湖南湘西)一Is
that
boy
Scott？
一No，it_______
be
Scott.Scott
is
much
taller..
A.
can
B.
can't
C.
mustn't
【答案】B
【解析】句意：—
—
那个男孩是斯科特吗？
—
—
不，不可能是斯科特。斯科特比他高很多。A.
can能，能够；B.
can't不可能；C.
mustn't一定不要，表示禁止。根据Scott
is
much
taller.
斯科特比他高很多。可以推测上文的男孩不可能是斯科特，因此用can’t
be表示否定的推测。故选B。
21.(2019山东日照)You
______
be
very
tired
with
the
long
drive.
Let’s
stop
to
have
a
rest.
A.
must
B.
can
C.
shall
D.
need
【答案】A
【解析】句意：你一定很累了。我们停下来休息一下。
A.
must一定；有把握的肯定推测；B.
can
能，会；C.
shall将，会；D.
need需要。根据下文Let’s
stop
to
have
a
rest.可知上文是有把握的肯定推测，用must。根据题意，故选A。
22.(2019四川内江)—_______I
return
the
books
this
week
—No,
you
_______.
You
can
do
that
next
week
A.
Must;
can’t
B.
May
;
needn’t
C.
Need
;
mustn’t
D.
Must
;
needn’t
【答案】D
【解析】句意：——这周我必须还书吗？——不，你不必。你可以下周还。
考查情态动词。根据答语No,
you
____.
You
can
do
that
next
week 可知本句作的是否定回答。情态动词一般疑问句的否定回答，Must
I…
No，you
needn't/
don't
have
to．
/May
I
…
No，you
mustn't．
/
Need
I…
No，you
needn't．结合选项可知D选项符合题意，故答案选D。
23.(2019贵州毕节)—
______
I
take
the
magazine
out
of
the
reading
room
—
I’m
sorry
you
_______
.
A.
Could;
couldn’t
B.
Must;
couldn’t
C.
Will;
can’t
D.
May;
can’t
【答案】D
【解析】句意“-我可以将杂志带出阅览室吗？-抱歉，你不能”。当could用于疑问句中表示请求时，回答应用can，排除A；must一定，用于疑问句中，不表示请求，回答应用yes,
you
must或No，you
needn’t/No,
you
don’t
have
to；will表示请求时，通常用第二人称作主语，排除C；may表示请求，许可，译为“能，可以”，否定回答可以用can’t。故选D。
24.(2019河南)Jerry
didn’t
pay
me
back,
but
he
promised
that
he
______
this
Sunday.
A.
must
B.
could
C.
would
D.
should
【答案】C
【解析】句意：杰瑞没有还我钱，但他答应这个星期天会还我的。考查情态动词。A.
must必须；B.
could能；C.
would将会；D.
should应该。根据句意及语境，属于将来时态。but后的句子为宾语从句，因主句的谓语动词（promised）是一般过去时态，则从句中也应使用相应的表示过去的时态，所以要用过去将来时态，故选
C。
25.(2019湖北黄石)—-The
beautiful
lady
with
glasses
over
there
looks
like
our
English
teacher.
—-It
_______
be
her.
She
has
gone
abroad.
A.
can't
B.
may
not
C.
mustn't
D.
needn’t
【答案】A
【解析】句意“-那里的那个戴眼镜的漂亮的女士看起来像我们的英语老师。-一定不是她，她去了国外”。A.
can’t不能（表示现在的能力），一定不是（表示否定推测）；B.可能不（表示推测）；C.禁止（表示绝对禁止）；D.不需要。根据She
has
gone
abroad可知，这个女士一定不是我们的英语老师，故选A。
26.(2019江苏南通)He
______
like
coffee.
I
see
him
drink
a
cup
at
times.
A.
must
B.
may
C.
can’t
D.
mustn’t
【答案】B
【解析】句意：他可能喜欢咖啡。我看见他有时喝一杯。A.
must必须；B.
may可能；C.
can’t不能；D.
mustn’t禁止。根据下文I
see
him
drink
a
cup
at
times.可知上文是可能喝咖啡。根据题意，故选B。
27.(2019贵州贵阳)“Dad，
my
bike
is
broken.
_______
I
use
yours ”
“Sure!It's
in
the
backyard.”
A.
Must
B.
Should
C.
May
【答案】C
【解析】句意：——爸爸，我的自行车坏了，我可以用用你的吗？——当然，它在后院。
A.
Must必须；B.
Should应该；C.
May可以。根据下文Sure!It's
in
the
backyard.可知这里是请求允许。用情态动词may。根据题意，故选C。
28.(2019广西河池)—Is
that
red
schoolbag
Mary’s
—It_______be
hers.
She
hates
that
color.
A.
may
B.
must
C.
can’t
D.
might
【答案】C
【解析】句意：-那个红色的书包是Mary的吗？-不可能是她的，她讨厌那个颜色。
may可能；must必须；一定；can’t不能；不可能；might可能。根据句意She
hates
that
color可知，这里应表示否定的推测，故应选C。
29.(2019四川广元)The
girl
in
the
music
room
__________
be
Celia.
She
has
gone
to
the
dining
hall.
A.
can’t
B.
must
C.
may
【答案】A
【解析】考查情态动词用法。
句意：在音乐室的女孩______是Celia，她去餐厅了。
A.
can’t
不可能；
B.
must
一定，必须；C.
may
可能，或许，大概。根据后一句“She
has
gone
to
the
dining
hall.
”（她去餐厅了）可知，表示不可能是Celia，故选A。
30.(2019四川凉山)We
should
keep
quiet
in
the
library.
We______
speak
loudly.
A.
must
B.
mustn’t
C.
can
D.
needn’t
【答案】B
【解析】句意“我们在图书馆应该保持安静，我们禁止大声说话”。A.must必须（表示主观看法），一定（用于肯定推测）；B.mustn’t禁止；C.能，会（表示现在的能力）；D.不需要。根据句意可知，表示图书馆应该保持安静，禁止大声说话，故选B。
31.(2019甘肃天水)—Listen!
Is
that
Linda
playing
the
piano
in
the
room
—No.
It
______
be
Linda,
she
has
gone
to
London,
A.
may
not
B.
needn’t
C.
can’t
D.
mustn’t
【答案】C
【解析】句意：——听！是琳达在房间里弹钢琴吗？——不，不可能是琳达，她已经去了伦敦。
A.
may
not可能不会；B.
needn’t不必；C.
can’t不可能；D.
mustn’t不允许。因为她已经去了伦敦，所以推测在房间里弹钢琴的不可能是琳达，否定的推测用can’t表示把握性较大，故答案为C。
32.(2019甘肃定西)—Whose
cap
is
this
Is
it
Cindy’s
—It___be
hers.
Don't
you
remember
she
even
didn't
come
to
the
party
A.
can’t
B.
might
C.
may
not
D.
must
【答案】A
【解析】句意“-这是谁的帽子？是辛迪的吗？-一定不是她的，你不记得了吗？她甚至都没来参加派对”。A.一定不是（表示否定推测）；B.可能；C.可能不；D.一定（表示肯定推测）。根据she even didn't come to the party可知，她甚至都没来参加派对，所以帽子一定不是她的，故选A。
33.(2019贵州铜仁)“Kangkang,
I
saw
your
English
teacher
in
the
office
just
now.”
“It
___
be
him.
He
___
to
Shanghai
on
business.”
A.
must;
has
gone
B.
can’t;
has
been
C.
must;
has
been
D.
can’t;
has
gone
【答案】D
【解析】考查情态动词和现在完成时用法。句意：“康康，我刚才在办公室看见你们的英语老师了。”“那_________是他。他去上海出差了。”根据回答的后一句他出差了，可推测不可能是，第一空用否定回答，用can’t不可能，排除A和C；根据谈论时，英语老师已经不在学校了，用has
gone，故选D。
34.(2019黑龙江绥化)That
________
be
an
alien—there’s
no
such
thing!
A.
might
B.
must
C.
can’t
【答案】C
【解析】句意“那个不可能是外星人，没有这样的东西”。A.可能（表示推测）；B.一定是（表示肯定的推测）；C.一定不是（表示否定的推测）。根据there’s
no
such
thing!“没有这样的东西”可知，表示否定的推测，即“那一定不是外星人”，故选C。
35.(2019湖南邵阳)-Will
Sam
go
to
the
cinema
with
us
tonight
-I'm
not
sure.
He
________
not
be
free.
A.
may
B.
should
C.
can
【答案】A
【解析】句意“-今晚Sam会和我们一起去电影院吗？-我不确定，他可能没有空”。
A.may可能（表示推测）；B.应该（表示责任和义务）；C.能（表示现在的能力）。根据I'm
not
sure“我不确定”可知，表示推测，可能没时间。故选A。
36.(2019辽宁本溪)The
man
_______
be
a
doctor
in
this
hospital,
but
I’m
not
sure.
A.
must
B.
would
C.
can
D.
might
【答案】D
【解析】句意：这个男人可能是这个医院里的医生，但是我不确定。
考查情态动词。A.
must必须，表示禁止；B.
would将；C.
can能、可以；D.
might可能，表示没有把握的推测。根据题干中but
I’m
not
sure.可知是推测这个男人可能是这个医院里的医生，故答案选D。
37.(2019青海)-Must
I
finish
this
work
at
once？
-No，you
___________
A.
can't
B.
won't
C.
needn't
【答案】C
【解析】句意：——我必须马上完成这项工作吗 ——不,你不必。考查情态动词辨析。由must引起的一般疑问句，其肯定回答仍用must，否定回答不可用mustn’t，而要用needn’t代替。根据句意结构，可知选C。
38.(2019青海)If
you
are
friendly
to
others,
you
___________
make
more
friends.
A.
would
B.
could
C.
will
【答案】C
【解析】句意：如果你对别人友好，你会交更多的朋友。考查动词时态辨析。本句是if条件句，时态遵循主将从现；根据从句If
you
are
friendly
to
others,可知主句需用一般将来时，故选C。
39.(2019广西桂林)—
Can
you
drive
on
the
right-hand
side
of
the
road
in
China
—
_____
That’s
a
rule.
A.
Yes,
we
can.
B.
Yes,
we
must.
C.
Yes,
we
should.
【答案】B
【解析】句意：——在中国，你能在马路的右边开车吗 ——是的，我们必须这样做。规则就是这样。
考查情态动词辨析。can
可以/能够，表允许或推测；must
必须，强调主观意愿；should
应该，表建议。根据“That's
a
rule.”可知选B。
40.(2019辽宁抚顺)It's
a
rule
that
students
___________
bring
mobile
phones
to
our
school.
A.
mustn't
B.
wouldn't
C.
needn't
D.
couldn't
【答案】A
【解析】句意“学生们禁止带手机进我们的学校是一个规则”。A.禁止；B.不愿意（用于过去时中，表示主观愿望或意志）；C.不需要；D.不能（表示过去的能力）。根据rule可知，是一个规则，即学生禁止带手机进学校，故选A。
41.(2019辽宁沈阳)You
_____
always
be
careful
with
electricity
for
safety.
A.
must
B.
can
C.
mustn't
D.
can't
【答案】A
【解析】句意：为了安全，你必须经常小心用电。
考查情态动词辨析。must必须，强调主观意愿；can能，表能力或许可，否定式是can't；mustn't不能，表禁止。根据be
careful
with
electricity
for
safety可知BCD三项不合句意，故选A。
42.(2019辽宁铁岭)The
dictionary
▲
belong
to
Sam.You
can
see
his
name
on
it.
A.
can
B.
must
C.
need
D.
would
【答案】B
【解析】句意：这本字典一定是萨姆的。你可以在上面看到他的名字。
考查情态动词辨析。can可能，表推测；must一定，表肯定推测；need需要，指有必要；would将要，用于表示意愿。根据下文You
can
see
his
name
on
it.可知是肯定推测，故选B。
43.(2019山东菏泽)﹣How
is
your
friend
going
to
the
station
﹣I'm
not
sure.
He
____take
a
taxi
there.
A.
must
B.
has
to
C.
may
【答案】C
【解析】句意：-你的朋友将怎样去车站？-我不确定。他可能是乘坐出租车去的。
must必须，一定；has
to不得不；may可能。根据答语中I'm
not
sure可知，说话人不确定其朋友是怎么去火车站的，推测出其可能是坐出租车去那里了。故选：C。
44.(2019云南)—I've
got
a
toothache，mom.
—Oh，you
_____
eat
too
much
candy
A.
shouldn't
B.
needn't
C.
should
D.
need
【答案】A
【解析】句意：——妈妈，我牙疼。——哦,你不应该吃太多的糖果。
考查情态动词辨析。A.
不应该，表建议；B.
无需，指没有必要；C.
应该，表建议；D.
需要，指有必要。根据句意语境，可知妈妈建议不要吃吃太多的糖果，故选A。
45.(2019湖南湘潭)﹣Who
is
singing
in
the
next
room？
﹣It____be
Lisa，
but
I'm
not
sure．
A.
must
B.
may
C.
need
【答案】B
【解析】句意：——谁正在隔壁房间唱歌？
——可能是Lisa，但我不确定。
A.
must一定是；B.
may可能是；C.
need需要。由I'm
not
sure推出是没有把握的猜测。选项B符合题意，故答案选B。
46.(2019江苏常州)-
______________I
keep
the
book
for
a
week
-
Sorry
I'm
afraid
you
______________.
A.
Need;
couldn't
B.
Need;
can't
C.
May;
couldn't
D.
May;
can’t
【答案】D
【解析】句意：—
—我可以把这本书放一个星期吗？
—
—对不起，恐怕不行。
本题考查情态动词的一般疑问句及其答语。May引导的一般疑问句的回答，肯定回答：Yes,
you
may/can.
否定回答：No,
you
can't/
mustn't.
Need引导的一般疑问句的回答，肯定回答一定是Yes,
you
must.
否定回答：No,
you
needn't
或者
No,
you
don't
have
to.根据以上的分析可知，只有选项D正确。
47.(2019江苏无锡)With
their
new
lock,
you
__________
search
for
keys
in
your
bag
any
more.
Isn’t
it
cool
A.
needn’t
B.
can’t
C.
mustn’t
D.
shouldn’t
【答案】A
【解析】句意：有了他们的新锁，你就不必再在包里找钥匙了。很酷吧？
A.
needn’t不必，不需要；B.
can’t不能；C.
mustn’t一定不要；D.
shouldn’t不应该。根据With
their
new
lock,
you
__________
search
for
keys
in
your
bag
any
more.
有了他们的新锁，你就_______
再在包里找钥匙了。可知，应该选择needn’t不必，不需要；符合语境。故选A。
48.(2019江苏盐城)Size
and
type
do
not
matter
﹣
you
______
do
almost
anything
if
you
never
give
up．
A．should
B．must
C．need
D．can
【答案】D
【解析】A．should应该；B．must
必须；
C．need
需要；D．can可以，能；根据you
______
do
almost
anything
if
you
never
give
up可知句意：如果你不放弃，你几乎可以做任何事．故选：D．
49.(2019江苏徐州)
-
I
didn't
see
you
at
Jim's
party
last
week.
-
I
had
to
work
that
evening,
so
I
_________
go.
A.
needn't
B.
mustn't
C.
couldn't
D.
shouldn't
【答案】C
【解析】8．C考查情态动词辨析。句意：——上周我没有在吉姆的聚会上看到你。——那天晚上我必须得工作，所以我不能去。Needn’t意为“不必”；mustn't意为“禁止，不许”；couldn't意为。不能”，shouldn't意为“不应该”。由“I
had
to
work
that
evening”可知是“不能去”。故选C。
50.(2019湖北咸宁)—
Listen!
Is
Sarah
singing
in
the
neighbor
room
—
No.
It
______
be
Sarah.
She
has
gone
to
Italy.
A.
needn’t
B.
may
not
C.
can’t
D.
won’t
【答案】C
【解析】句意：——听！莎拉正在隔壁房间唱歌吗？
——不，不可能是莎拉。她去了意大利。A.
needn’t不需要；B.
may
not可能没有；C.
can’t不可能；D.
won’t不会。根据She
has
gone
to
Italy.
她去了意大利。说明莎拉不在这里，那么上文应该表示否定的推测，因此选择can’t，can’t
be不可能是。故选C。
51.(2019湖北襄阳)—
The
driver
_________
be
hurt
badly
in
the
accident.
—
That’s
true.
Let’s
send
him
to
the
hospital
as
soon
as
possible.
A.
need
B.
can’t
C.
must
D.
may
not
【答案】C
【解析】句意：——司机在事故中一定受了重伤。——这是真的。让我们尽快把他送到医院去。考查情态动词辨析。A.
need需要；B.
can’t不能够；C.
must一定、必须，表示肯定的推测；
D.
may
not不可以。根据Let’s
send
him
to
the
hospital
as
soon
as
possible.
让我们尽快把他送到医院去，可推知司机在事故中一定是受了重伤，表示肯定推测，故答案选C。
52.(2019湖北宜昌)—
A
little
bird
entered
through
the
open
window
to
join
us
for
dinner
last
night.
—Wow,
the
unexpected
guest
________
welcomed.
A.
will
be
B.
must
be
C.
won’t
be
D.
mustn’t
be
【答案】B
【解析】句意：——昨晚一只小鸟从开着的窗户进来和我们一起吃晚饭。——哇，这位不速之客一定很受欢迎。考查情态动词辨析。will将会，用于构成一般将来时态；must一定，表推测；won’t是一般将来时的否定式；mustn’t不要/不能，表示禁止；表推测需用can’t
be。根据句意语境，可知本句表推测，需用must，故选B。
53.(2019辽宁辽阳)﹣You
________
smoke
at
the
oil
station，
it's
too
dangerous．
﹣I'm
sorry，
I
won't．
A．couldn't
B．needn't
C．wouldn't
D．mustn't
【答案】D
【解析】A表示不能，B表示不必，C表示不会，D表示不能，表禁止．根据题干中it's
too
dangerous．可知加油站是禁止吸烟的，则应用mustn't．故选：D．
54.(2019辽宁葫芦岛)-Is the woman Miss Zhao？
-It ______ be her．She has gone to Qingdao for a meeting．
A．can't
B．needn't
C．must
D．may
【答案】A
【解析】A表示不可能，B表示不必，C表示必须，D表示可能.根据题干可知She
has
gone
to
Qingdao
for
a
meeting.可知她去青岛开会了，由此可知那个女人不可能是赵小姐，表示对现在情况的否定推测，则应用can't+动词原形.故选：A
55.(2019四川成都)—Is
that
Tom
over
there
—It
____
be
him.
He
is
on
the
plane
to
Chengdu
now.
A.
can’t
B.
might
not
C.
must
【答案】A
【解析】句意：——在那边的是汤姆吗 ——不可能是他。他现在正在飞往成都的飞机上。考查情态动词辨析。can’t不可能，表推测；might可能，也表推测，但might
not表示“可能不”；must一定，表肯定推测。根据下文He
is
on
the
plane
to
Chengdu
now.可知can't符合语境，故选A。
56.(2019四川乐山)–Where
is
Monica
I
can’t
find
her
anywhere.
–She
_________
be
in
the
library.
She
loves
reading
books
when
she
is
free.
A.
must
B.
need
C.
can’t
【答案】A
【解析】句意“——莫妮卡在什么地方？我在任何地方都找不到她。——她一定在图书馆里。当空闲的时候，她就喜欢读书”。A.一定（表示肯定推测）；B.需要；C.一定不，不能（表示否定推测）。根据She
loves
reading
books
when
she
is
free“她有空时喜欢读书”可知，她一定在图书馆，表示肯定推测，故选A。
57.(2019上海)According
to
the
rule，used
batteries
_________
be
dropped
in
the
red
bin
for
harmful
wastes.
A.
must
B.
need
C.
can
D.
may
【答案】A
【解析】句意：根据规定，废旧电池必须投到红色垃圾箱中，以防产生有害废物。
A.
must必须；B.
need需要；C.
can能，会；D.
may可以。根据下文in
the
red
bin
for
harmful
wastes.可知这里是说必须被丢到红色垃圾箱。根据题意，故选A。
58.(2019天津)You
_________
walk
on
the
wet
hill
path
because
you
_________
fall
and
hurt
yourself．
A．must；
might
not
B．mustn't；
might
C．needn't；
need
D．must；
must
【答案】B
【解析】禁止在湿湿的山路上走，因为你可能会摔跤且伤到你自己．
考查情态，根据题目意思，禁止在湿湿的山路上走，因为你可能会摔跤且伤到你自己．第一空需要填入一个情态动词，表示"禁止"，用musn't．第二空需要填入一个情态动词，表示"可能"，用might．故选：B．
59.(2019新疆)
David,
_________
you
please
sweep
the
floor
and
take
out
the
trash
A.
could
B.may
C.
might
D.
must
【答案】A
【解析】考察的是情态动词，根据横线后面的内容，扫地板，倒垃圾，所知，是表示允许而且带有委婉的语气，故选
A，could。
60.(2019黑龙江龙东地区)—Mom,
may
I
go
to
the
party
with
my
friends
tonight
—Yes,
you
________.
But
you
________
be
back
by
10:00
pm.
A.
can;
may
B.
must;
have
to
C.
may;
must
【答案】C
【解析】句意：—妈妈，今天晚上我可以和我朋友们一起去参加派对吗？-是的，你可以，但是你必须在10点以前回来。can能，会；must必须；may可以；have
to必须，不得不。疑问句may
I…表示征求妈妈的许可，肯定回答还用may，表示“可以”；根据句意和句中的But可知，第二个空表示“必须…”，语气比较强，应用must。故应选C。
61.(2019辽宁大连)﹣Must
we
take
the
underground
to
the
airport？
﹣Yes，we
_________
．The
traffic
is
very
heavy
now．
A．must
B．can
C．may
D．would
【答案】A
【解析】一般疑问句Must
I…？肯定回答是：Yes，
you
must．
否定回答是No，you
needn't．故选：A．
62.(2019辽宁朝阳)﹣Whose
tennis
balls
are
these？Are
they
Linda's？
﹣No，they
_________
be
hers．She
doesn't
like
playing
tennis．
A.
must
B.
could
C.
might
D.
can't
【答案】D
【解析】句意：—这些网球是谁的？是琳达的吗？—不，它们不可能是她的。她不喜欢打网球。
考查情态动词，表示推测时，must一定，肯定；could可能；might可能；can't不可能。根据句意，—这些是谁的网球？它们是Linda的吗？—不，它们不可能是她的。她不喜欢打网球。故选D。
63.(2019辽宁营口)
These
days
people
in
China
_____
take
too
much
money
when
shopping
because
they
often
use
Alipay
or
WeChat
Pay.
A.
needn’t
B.
mustn’t
C.
shouldn’t
D.
can’t
【答案】A
【解析】needn't不必，mustn't禁止，shouldn't不应该，can't不能；根据句意"如今中国人购物时不必带太多钱，因为他们经常使用支付宝或微信支付"可知，要填"不必"，其它选项语意不通．故选：A．
64.(2019湖南株洲)Every
one
of
us
________
always
breathe
the
same
breath
and
share
the
same
future
as
the
people.
A.
might
B.
should
C.
could
【答案】B
【解析】句意“我们每一个人应该与人民共呼吸、共命运”。
A.可能（表示推测），可以（表示请求）；B.应该（表示责任、义务）；C.能，会（表示过去的能力、可能性）。根据句意可知，译为“应该与人民共呼吸、共命运”。故选B。
65.(2019内蒙古包头)
—________
I
have
a
word
with
you,
Mr.
Green
It
won’t
take
long.
—Okay.
A.
Should
B.
May
C.
Need
D.
Must
【答案】B
【解析】句意为：Green先生，我可以和您说句话吗？不会占用您太长时间的。可以。may意为“可以”，用于一般疑问句，表示请求允许，符合句意。should意为“应该”；need意为“需要”；must意为“必须”，均与句意不符。故选B。
66.(2019黑龙江大庆)
We
________
pay
to
get
into
the
concert,
because
it’s
free.
A.
mustn’t
B.
can’t
C.
don’t
need
to
D.
might
not
【答案】C
【解析】句意：我们不需要付钱去参加音乐会，因为它是免费的。A.
mustn't
禁止；B.
can't不能；C.
don't
need
to不必；D.
might
not可能不会。因为音乐会是免费的，因此没有必要付款，故答案为C。
67.(2019辽宁鞍山)—-Must
I
sweep
the
floor
at
once
—-No,
you______.
You
may
do
it
later.
A.
mustn’t
B.
can’t
C.
shouldn’t
D.
needn’t
【答案】D
【解析】句意：我必须马上扫地吗？——不，你不必。你可以晚点做。
A.
mustn’t禁止；B.
can’t
不能；C.
shouldn’t不应该；D.
needn’t不必。对于must开头的一般疑问句，做否定回答用needn’t回答。根据题意，故选D。
68.(2019吉林长春)Alice
________
be
very
interested
in
physics.
She
spends
all
her
spare
time
on
it.
A.
must
B.
mustn't
C.
need
D.
can't
【答案】A
【解析】句意：爱丽丝一定对物理学很感兴趣。她把所有的业余时间都花在这上面了。
A.
must一定，有把握肯定推测；B.
mustn't禁止；C.
need需要；D.
can't不能，有把握的否定推测。根据下文She
spends
all
her
spare
time
on
it.可知上文是一定对物理感兴趣。根据题意，故选A。
69.(2019青海西宁)—Look!
It
________
be
David
in
the
classroom.
—It
________
be
him.
Because
I
saw
him
in
the
library
a
moment
ago.
A.
may;
mustn’t
B.
must;
can’t
C.
can;
can’t
D.
can;
mustn’t
【答案】B
【解析】句意：——看，大卫一定在教室里面。——一定不是他。因为我刚才在图书馆见过他。
may可能；mustn’t禁止；must必须；can’t不能，一定不是；can能，会；根据上文Look!可知下文是有把握的肯定推测用must。根据下文Because
I
saw
him
in
the
library
a
moment
ago.可知，第二空是没把握的否定推测，用can’t。根据题意，故选B。
70.(2019山东济南莱芜)一I
just
saw
Peter
in
the
library.
—It
_______
be
him.
He
is
studying
in
the
classroom.
A.
needn't
B.
mustn't
C.
shouldn't
D.
can't
【答案】D
【解析】句意：——我刚在图书馆看见彼得。
——不可能是他。他在教室里学习。
A.
needn't意为“不需要”；B.
mustn't意为“禁止”；C.
shouldn't意为“不应该”；D.
can't不可能。根据答语He
is
studying
in
the
classroom.
他在教室里学习。可知，前面应该是否定的推测，用can’t
be不可能，故选D。
71.(2019广西北部湾)—﹣Must
I
hand
in
the
homework
right
now？
—﹣___________
That's
the
rule．
A．Yes，
you
can．
B．No，
you
can't．
C．Yes，
you
must
D．No，
you
mustn't．
【答案】C
【解析】一般疑问句Must
I…？肯定回答：Yes，
you
must．否定回答：No，
you
needn't，根据
That's
the
rule可知用肯定回答。故选：C．
72.(2019贵州黔东南)—
__________
I
take
the
magazine
out
of
the
reading
room？
—
I'm
sorry
you
__________
．
A．Could；
couldn't
B．Must；
couldn't
C．Will；
can't
D．May；
can't
【答案】D
【解析】根据句意：﹣我把杂志拿出阅览室吗？﹣对不起，你不能，可知此处表示请求许可，结合选项，选项D符合题意．故选：D．
73.(2019湖北恩施州)—Dad,
must
I
have
the
homework
finished
at
once
I
want
to
play
outside
with
my
friends
now.
—No,
you
______.
You
can
finish
it
tomorrow.
A.
can’t
B.
mustn’t
C.
needn’t
【答案】C
【解析】句意：——爸爸，我必须马上完成作业吗？我现在想和朋友去外面玩。——不，你不必。你可以明天完成。
A.
can’t不能；B.
mustn’t一定不；C.
needn’t不需要。此句是情态动词must开头的一般疑问句，其肯定回答用must，否定回答通常用needn't或者don't
have
to，表示不必。故选C。
74.(2019内蒙古呼伦贝尔)—Could
you
help
me
download
some
Taylor
Swift’s
songs
from
Ku
Gou
—Sorry,
people
download
music
from
the
Internet
without
paying,
because
it’s
against
the
law.
A.
wouldn’t
B.
needn’t
C.
mustn’t
D.
couldn’t
【答案】C
【解析】句意：——你能帮我从酷狗上下载一些Taylor
Swift的歌曲吗？——人们禁止从网上免费下载，因为那是违法的。考查情态动词。根据语境：“你能帮我从酷狗上下载一些Taylor
Swift的歌曲吗？”“抱歉，人们______从网上免费下载，因为那是违法的。”结合选项wouldn’t“将不可以”；needn’t“没必要”；mustn’t“禁止”；couldn’t“不能”。可知应是禁止从网上免费下载。故答案为C。
75.(2019山东济南)—Would
you
like
to
come
to
my
party
next
Sunday
—I’d
love
to,
but
I
.
I
have
an
important
meeting
that
day.
A.
can't
B.mustn't
C.
needn't
D.shouldn't
【答案】A
【解析】句意为：—-下星期天来参加我的聚会好吗？—-我很想，但我不能，那天，我有一个重要会议要参加。can't意为“不能”，故选A
76.(2019辽宁阜新)﹣Must
I
wash
the
dishes
right
now？
﹣No，
you
_______
．
A．needn't
B．wouldn't
C．mustn't
D．For
【答案】A
【解析】一般疑问句Must
I…？肯定回答是：Yes，
you
must．
否定回答是No，you
needn't．故选：A．
