英语人教版（2019）选择性必修第一册Unit 5 Languages around the world Section Ⅲ Using Language （共68张ppt）

(共68张PPT)
UNIT
5　WORKING
THE
LAND
Section
Ⅲ　Using
Language
课前自主预习
Ⅰ.重点单词
1．_______________adj.营养(物)的
→______________adj.有营养的；营养丰富的
→_____________
n．营养；滋养
2．___________
n．贫穷；贫困
3．___________
adj.有机的；不使用化肥的；有机物的
4．_____________
n．杀虫剂；除害药物
5．______________
adj.分布广的；普遍的；广泛的
nutritional
nutritious
nutrition
poverty
organic
pesticide
widespread
6．__________
vt.&
vi.消化　vt.领会；领悟
→_____________
n．消化；领悟
7．_____________
adj.完全必要的；极其重要的
8．___________
n．矿物；矿物质
9．_______________
n．可供选择的事物　adj.可供替代的；非传统的
10．___________
n．食品杂货店
→_____________[pl.]食品杂货
digest
digestion
essential
mineral
alternative
grocery
groceries
11．____________
n．例子；实例；事例
12．_________
n．向下(或向里)的距离；深(度)
→________
adj.深的
13．________
n．根；根茎；根部；根源
14．____________
adv.全部地；完整地；完全地
→__________
adj.全部的；整个的；完全的
15．__________
n．方面；层面
instance
depth
deep
root
entirely
entire
aspect
Ⅱ.重点短语
1．______
use在使用
2．______
turn相应地；转而；依次；轮流
3．______
for关于；至于
4．switch
______转到；转换到
5．turn
______求助于；求教于；改用
6．focus
______集中(注意力、精力等)于
in
in
as
to
to
on
7．keeps...free
____________使……免受(影响、伤害等)；使……不含(有害物)
8．_______
instance例如；比如
9．________
that
need满足那样的需求
from/of
for
meet
Ⅲ.重点句型
1．For
example,
pesticides
can
damage
the
land
by
killing
___________
harmful
bacteria
and
insects,
_____________
helpful
ones.
例如，农药不仅可以杀死有害的细菌和昆虫，还可以杀死有益的昆虫，从而破坏土地。
2．This
__________________________________________
in
minerals.
这使得他们地里的土壤富含矿物质。
not
only
but
also
makes
the
soil
in
their
fields
richer
3．Why
different
crops
are
grown
is
because
they
put
important
minerals
back
into
the
ground,
__________it
again
for
the
next
batch
of
crops.
为什么要种植不同的作物，是因为他们把重要的矿物质放回地里，让它为下一批作物做好准备。
4．________
keeps
them
________
doing
so
is
the
fact
________
chemical
farming
serves
the
high
demand
for
food
around
the
world.
阻止他们这样做的原因是化学农业满足了世界各地对粮食的巨大需求。
making
What
from
that
Ⅳ.语篇解读
(Ⅰ)Judge
whether
the
following
statements
are
true(T)
or
false(F)．
1．Organic
farmers
prefer
using
natural
waste
from
animals
and
chemical
fertilisers.
(　　)
2．Using
natural
waste
makes
the
soil
richer
in
minerals
and
so
more
fertile.
(　　)
F
T
3．Using
organic
farming
methods
is
to
grow
good
food
while
avoiding
damage
to
the
environment
or
to
people’s
health.
(　　)
4．Using
chemical
fertilisers
has
become
very
common
in
farming
since
the
middle
of
last
century.
(　　)
5．Chemical
fertilisers
only
kill
harmful
bacteria
and
pests.
(　　)
T
T
F
(Ⅱ)Choose
the
best
answer.
1．From
the
passage,
we
can
see
organic
farmers
are
those
who
_____.
A．grow
crops
with
chemical
fertilisers
B．grow
crops
with
natural
fertilisers
C．produce
organic
fertilisers
D．care
for
the
environment
B
2．From
the
passage,
we
know
that
_____.
A．the
chemicals
in
the
soil
will
soon
disappear
B．pesticides
are
of
great
benefit
to
helpful
bacteria
C．crops
grown
with
chemical
fertilisers
can
provide
more
essential
minerals
D．crops
grown
with
chemical
fertilisers
usually
grow
too
fast
D
3．Farmers
_____
so
that
the
soil
may
not
get
exhausted.
A．grow
the
same
crops
year
after
year
B．use
natural
fertilisers
C．change
crops
every
few
years
D．use
chemical
fertilisers
C
4．What
is
the
author’s
purpose
of
writing
the
passage？_____
A．To
call
on
farmers
to
turn
to
organic
farming.
B．To
introduce
some
good
ways
to
make
the
soil
rich.
C．To
urge
the
government
to
stop
using
pesticides.
D．To
give
some
advice
on
how
to
increase
the
output
of
crops.
A
课内要点探究
重
点
单
词
1．widespread
adj.分布广的；普遍的；广泛的
完成句子
①Warm
winter
may
cause
a
_______________________(流行病)．
②__________________________________(影响是广泛的).More
than
90%
of
Microsoft’s
2,280
employees
in
Japan
later
said
they
were
impacted
by
the
new
measures,
according
to
the
company.
③新提议获得了广泛的支持。
_____________________________________
for
the
new
proposals.
widespread
disease
The
effects
were
widespread
There
is
a
widespread
support
2．essential
adj.完全必要的；极其重要的
单句语法填空
①Sun
and
water
are
essential
______
the
growth
of
crops.
②It
is
essential
for
us
___________(set)
our
goal
realistically.
③It
is
essential
that
you
____________________(learn)
Chinese
history.
to
to
set
(should)
learn
完成句子
④你有必要早点回家。
___________________________
you
should
come
home
early.
⑤丰富多样的文化生活对这对夫妇而言是至关重要的。
A
rich
and
varied
cultural
life
______________________
this
couple.
It
is
essential
that
is
essential
for
3．alternative
n．可供选择的事物　adj.可供替代的；非传统的
choice
泛指从一组人或物中进行的自由选择，指“选择，挑选，抉择”。
selection
指从许多可供选择的人或物中择优选拔的意思。
The
store
offers
a
wide
choice
of
fruit
and
vegetables.
商店提供许多可供选择的水果和蔬菜。
Parents
should
be
careful
in
their
selection
of
the
movies
their
young
children
see.
家长们在为孩子们挑选电影时应小心谨慎。
单句语法填空
①The
police
had
no
alternative
but
_________(set)
the
man
free
without
enough
evidence.
完成句子
②The
criminal
_____________________________(除……别无选择)
to
tell
the
truth
of
his
crime.
句型转换
③I
had
no
choice
but
to
report
him
to
the
police.
→I
_________________________________
report
him
to
the
police.
to
set
had
no
alternative
but
had
no
alternative
but
to
4．depth
n．向下(或向里)的距离；深(度)
单句语法填空
①If
you
come
to
visit
China,
you
will
experience
a
culture
of
amazing
_________(deep)
and
variety.
②To
avoid
knee
pain,
you
can
run
on
soft
surfaces,
do
exercises
to
______________(strength)
your
leg
muscles(肌肉),
avoid
hills
and
get
good
running
shoes.
③(2019·北京四中期末)Ranging
from
84
cm
to
more
than
150
cm
in
__________(long),
longboards
look
like
other
skateboards.
depth
strengthen
length
④The
reunion
dinner
helps
__________(deep)
family
ties
while
the
exchange
of
gifts
and
greetings
enhances
relations
between
friends.
完成句子
⑤这个话题将在下学期深入讨论。
This
subject
will
be
covered
_____________
next
term.
⑥2012年6月27日，“蛟龙”号潜入到太平洋7
062米的深度。
On
June
27,2012,
the
Jiaolong
reached
________________
7,062
meters
in
the
Pacific
Ocean.
deepen
in
depth
a
depth
of
重
点
短
语
1．in
turn相应地；转而；依次；轮流
单句语法填空
①The
children
called
out
their
names
______
turn.
②It’s
my
turn
_____________(clean)
the
classroom.
③Theory
is
based
on
practice
and
______
turn
serves
practice.
④This
book
is,
______
turns,
funny
and
sad.
in
to
clean
in
by
完成句子
⑤阅读故事可以明显增加人与人之间的互动，转而降低压力水平。
Reading
stories
can
lead
to
a
noticeable
increase
in
human
interaction,
which
____________
can
lower
stress
levels.
⑥我们给我们的学生提供优质的教育。作为回报，我们期待学生能努力学习。
We
offer
an
excellent
education
to
our
students.______________，we
expect
students
to
work
hard.
⑦他请我们吃了一顿大餐，以报答我们的帮助。
He
treated
us
to
a
big
meal
___________________
our
assistance.
in
turn
In
return
in
return
for
2．focus
on关注，聚焦于
单句语法填空
①When
the
kitchen
is
finished,
I’m
going
to
focus
my
attention
______
the
back
yard
and
get
that
straightened
out.
②With
all
his
attention
focused
______
his
study,
no
wonder
he
has
made
great
achievement.
③He
lay
in
bed
with
his
eyes
___________(focus)
on
the
ceiling.
④The
noise
made
it
hard
for
me
_____________(focus)
on
the
work.
⑤There
is
too
much
noise.I
can’t
concentrate
my
attention
______
the
work.
on
on
focused
to
focus
on
3．for
instance(＝for
example)例如；比如
(2)that
is或namely意为“即，也就是”，用于把同类的人或事物全部列举出来。放在被列举的人或事物之前。
I
have
three
friends,
namely,
Tom,
Jack
and
Mike.
我有三个朋友，即汤姆、杰克和迈克。
(3)for
example意为“例如，比如”，用于列举同类的人或事物中的一个或几个，作插入语，且常用逗号将它与句子其他部分隔开，可位于句首、句中和句末。
Most
boys
in
the
class
like
physics.Tom,
for
example,
shows
a
special
interest
in
it.
班上的大部分男孩儿都喜欢物理。比如汤姆就对物理特别感兴趣。
单句语法填空
①We
made
many
improvements
to
our
house，_______
instance,
we
painted
the
walls.
完成句子
②Let
your
child
make
some
of
the
small
decisions
concerning
his
daily
routine._________________(例如),
allow
him
to
choose
what
clothes
he
wears
at
the
weekend.
for
For
instance
4．nowhere
near远不及；离……很远
完成句子
①It
was
________________(远不如)
as
painful
as
David
had
expected.
②I’ve
_________________________(肯定不够)
for
the
fare.
③This
animal
is
found
in
Australia,
and
_________________(另外没有)．
nowhere
near
nowhere
near
enough
nowhere
else
重
点
句
型
1．For
example,
pesticides
can
damage
the
land
by
killing
not
only
harmful
bacteria
and
insects,
but
also
helpful
ones.
例如，农药不仅可以杀死有害的细菌和昆虫，还可以杀死有益的昆虫，从而破坏土地。
It
was
not
until
I
came
here
that
I
realized
this
place
was
famous,
for
not
only
its
beauty
but
(also)
its
weather.
直到我来到这里才意识到这个地方很有名，不仅是因为它的美丽还有它的天气。
Not
only
did
we
forget
to
turn
off
the
lights
in
the
kitchen,
but
we
(also)
failed
to
lock
the
front
door.
我们不仅忘记关厨房的灯，而且也忘了锁前门。
Not
only
the
children
but
(also)
their
coach
likes
playing
football.
不仅是孩子们，他们的教练也喜欢踢足球。
单句语法填空
①She
not
only
_______(write)
the
text
but
also
selected
the
illustrations.
②Not
only
my
friend
but
also
I
_________(be)
present
at
the
conference.
句型转换
③They
not
only
told
us
what
had
happened
in
the
accident,
but
also
told
us
what
they
had
done.
→Not
only
__________________
us
what
had
happened
in
the
accident,
but
also
told
us
what
they
had
done.
wrote
am/was
did
they
tell
2．This
makes
the
soil
in
their
fields
richer
in
minerals.
这使得他们地里的土壤富含矿物质。
The
boss
made
them
work
day
and
night.
老板迫使他们日夜工作。
The
experience
will
make
him
a
man.
这次经历会使他成为一个男子汉。
He
turned
me
down,
which
made
me
at
a
loss.
他拒绝了我，这让我不知所措。
单句语法填空
①Can
you
make
yourself
______________(understand)
in
Russian?
②Nothing
will
make
me
__________(change)
my
mind.
③Tom
asked
the
candy-makers
if
they
could
make
the
chocolate
easier
_____________(break)
into
small
pieces.
understood
change
to
break
3．Why
different
crops
are
grown
is
because
they
put
important
minerals
back
into
the
ground,
making
it
ready
for
the
next
batch
of
crops.
为什么要种植不同的作物，是因为他们把重要的矿物质放回地里，让它为下一批作物做好准备。
完成句子
①He
hurried
to
the
booking
office
______________________________
___________________(结果被告知所有的票都卖完了)．
②He
fell
off
the
bike,
________________________________________
(头撞到了一块大石头上)．
③More
highways
have
been
built
in
China,
_______________________
(使更容易)
for
people
to
travel
from
one
place
to
another.
only
to
be
told
that
all
the
tickets
have
been
sold
out
hitting
his
head
against
a
big
stone
making
it
much
easier
4．What
keeps
them
from
doing
so
is
the
fact
that
chemical
farming
serves
the
high
demand
for
food
around
the
world.
阻止他们这样做的原因是化学农业满足了世界各地对粮食的巨大需求。
The
fact
that
the
human
being’s
behaviour
causes
environmental
pollution
is
known
to
us
all.
人类的行为导致了环境污染是众所周知的事实。
(2)如果同位语从句意义不完整，引导词的选择取决于其所表达的含义：
①表示“是否”的含义时，同位语从句要用whether引导(if一般不引导同位语从句)；whether在从句中不充当成分，只起连接作用。
②表示“谁”“哪个”“什么”的含义时，同位语从句要分别用who，which，what引导。
③表示“什么时候”“哪里”“为什么”“如何”的含义时，同位语从句要分别用when，where，why，how引导。
I
have
no
idea
whether
he
will
come.
我不知道他是否会来。
The
committee
hasn’t
solved
the
problem
who
should
be
in
charge
of
the
key
project.
委员会还没有解决谁应该负责那项重点项目的问题。
I
have
no
idea
what
she
is
doing
in
the
next
room
now.
我不知道她现在正在隔壁房间里做什么。
There
arose
the
question
where
we
could
get
the
loan.
这样就产生了一个问题：我们到哪里贷款。
My
original
question,
why
she
did
that,
has
not
been
answered.
她为什么做那件事，我的这个最初的问题还没有得到回答。
The
news
that
our
team
won
the
debate
is
true.
我们队赢得那场辩论的消息是真的。
(that引导的是同位语从句，从句解释说明The
news的内容，that在从句中不作成分，但一般不可省略)
The
news
that
he
told
me
yesterday
is
true.
他昨天告诉我的消息是真的。
(that引导的是定语从句，that在从句中作宾语，可以省略，也可用which替换)
判断下列句子中的画线部分是同位语从句还是定语从句
①The
suggestion
that
the
meeting
be
delayed
was
put
forward.
______________
②The
suggestion
that
he
put
forward
at
the
meeting
yesterday
was
turned
down.____________
单句语法填空
③The
possibility
________
there
is
life
on
other
planets
in
the
universe
has
always
inspired
scientists
to
explore
the
outer
space.
同位语从句
定语从句
that
④There
is
potentially
good
news
for
coffee-lovers
________
drinking
two
to
three
cups
of
coffee
a
day
may
help
people
live
longer.
⑤The
question
___________
English
will
keep
on
changing
in
the
future
is
easy
to
answer
since
it
is
certain
that
this
process
will
continue.
⑥—Is
it
true
that
Mike
refused
an
offer
from
Yale
University
yesterday?
—Yeah,
but
I
have
no
idea
_______
he
did
it;
that’s
one
of
his
favorite
universities.
⑦I
had
no
idea
_______
he
went
home,
perhaps
by
bike.
⑧We
should
consider
the
students’
request
________
the
school
library
_______________________
(provide)
more
books
on
science.
that
whether
why
how
that
(should)
provide