Unit 2 How often do you exercise? 知识点梳理电子书版(课件32张PPT+教案)

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名称 Unit 2 How often do you exercise? 知识点梳理电子书版(课件32张PPT+教案)
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科目 英语
更新时间 2020-07-30 19:08:49

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(共32张PPT)
Unit
2
How
often
do
you
exercise?
知识点讲解
人教版
(Go
for
it)

年级上册
help
(sb.)
with
sth.帮助(某人)做某事,with
后接名词、动名词,
同义结构help
sb.
(to)
do
sth.
with
the
help
of
sb./with
one's
help
在某人的帮助下
help
oneself
to
随便吃/喝
help
...out
帮助(某人)
解决困难/摆脱困境
can't
help
doing
忍不住/禁不住做......
housework
家务,不可数名词
once
/w?ns
/
adv.一次;曾经
eg:
—How
often
do
you
go
shopping

你多长时间去购物一次?
—Once
a
week.
一周一次。
表达次数很容易,once,twice单独记,
三次以上有规律,基数词加times就可以。
once也可意为“曾经”。
eg:He
once
lived
in
America.他曾在美国生活过。
once的固定搭配:
at
once
立即,马上 once
again
再一次
once
or
twice一两次、有时、偶尔
用法
例句
every
day
副词短语,作状语,意为“每天”,相当于each
day。
He
reads
newspapers
every
day.他每天都看报。
everyday
形容词,作定语,意为“日常的”,相当于daily。
The
Internet
has
become
part
of
our
everyday
life.互联网已成为我们日常生活的一部分。
How
often
do
you
watch
TV?你多久看
一次电视?
how
often
多久一次,用于对动作发生的频率进行提问。回答应该是频度副词或表示频率的词组,如always,usually,often,sometimes,never,hardly
ever
,every
day,once
a
week,three
times
a
day等
词组
词义
用法
答语特征
how
怎样
询问方式方法
how
old
多大
询问某人的年龄
数词+years
old.
how
is/are
sb
...好吗?
询问某人身体健康状况
Fine,thanks./...
how
long
多久
询问时间多长
for/about+一段时间
how
often
多久一次
询问动作的频率
often,
twice
a
week等
how
far
多远
询问距离多远
ten
minutes'
walk
2
kilometers
how
many
多少
询问可数名词数量
数词+可数名词复数
how
much
多少
询问不可数名词数量
数词+表示量的词+of+不可数名词
多钱
询问价格
数词+货币单位
how
soon
多久才能
询问将来某时会发生....
in+一段时间
how
about
......怎么样
询问观点/表建议
how
do
you
like
...
......怎么样
询问观点/
full
/f?l
/
adj.忙的=busy;满的;充满的
be
full
of
充满,装满,同义短语为be
filled
with
充满,装满。
eg:The
classroom
is
full
of
students.
=
The
classroom
is
filled
with
students.
教室里满是学生。
巧记maybe与may
be:
合并作状语,分开作谓语。舍maybe仍有意,丢may
be可不成。
maybe
副词,意思是“也许,可能”,在句中作状语,相当于perhaps,常位于句首。
may
be
may
是情态动词,be是动词原形,两者构成完整的谓语形式,意为“也许是,可能是”。
在一般现在时态的句子中,常出现usually,often,sometimes,never等表示频率的状语。这些词在英语中被称为频度副词。
一般来说可按频率大小排列为:
always(总是)>usually(通常)>often(常常;经常)
>sometimes(有时)>hardly
ever(几乎从不)>never(从不)等。
频度副词放在系动词be、助动词或情态动词之后,行为动词之前。
never
位于句首,句子要倒装。
eg:Never
have
I
learned
this
word.我从未学过这个单词。
once,twice,three
times...次数构成频率的表达方式
(1)次数+a+时间(年/月/日/分……)
(2)次数+every+基数词+时间(年/月/日/分……)
eg:once
a
year
每年一次 
twice
a
month
每月两次 
once
every
four
years
每四年一次 
seven
times
every
two
minutes
每两分钟七次
every
two
days=every
other
day
每两天
对频度副词提问时,一般用how
often(多久一次)。
eg:—How
often
do
you
exercise?
你多久锻炼一次?
—Once
a
month.
每月一次。
how
often与how
many
times
how
often
多久一次,用来询问在某一段时间内进行某个动作的次数。how
many
times
多少次,它不问动作发生的频率,只询问次数,即“多少次”。其答语为once,twice,three
times等。
eg:—How
many
times
have
you
been
to
Beijing?
你去过北京几次?
—Only
twice.仅两次。
—How
often
do
you
go
to
Beijing?你多久去一次北京?
—Twice
a
month.每个月两次。
at
least“至少;不少于;起码”。其反义短语为:at
most
至多
eg:At
least
he
should
say
thanks.他至少应该说声谢谢。
There
are
at
least
three
thousand
people
in
the
park.
healthy
(adj.)健康的;强健的
health(n.)健康;健康状况
in
good/bad/poor
health身体好;身体不好
be
good/bad
for
one's
health对某人身体好/对某人身体不好
be
good
for
对……有益
be
good
for
对……有益
Eating
vegetables
is
good
for
your
health.
吃蔬菜对你的健康有益。
be
good
to
对……好
He
was
good
to
me
when
I
was
ill.
我生病时他对我关怀备至。
be
good
with
善于应付……的
He
is
very
good
with
children.
他对孩子很有一套。
be
good
at
擅长于……的
I'm
good
at
playing
chess.
我擅长下国际象棋。
Here
are
the
results.是倒装句
以here,there,out,up,down等副词开头的句子常用倒装结构。当主语为名词时,倒装,结构为:
副词+谓语动词+主语(名词);
当主语为代词时,不倒装,结构为:
副词+主语(代词)+谓语动词。
eg:Here
comes
the
bus.公共汽车来了。
Here
he
comes.他来了。
result意为“结果;后果”,the
result(s)
of...意为“……的结果”
eg:The
result
of
the
examination
was
quite
unexpected.
考试的结果完全出乎意料。
as
a
result是一个习惯短语,意为“因此,结果”。
eg:He
didn't
practice,
and
as
a
result
he
lost.
他没有练习,结果输了。
percent
/p?'sent
/
n.百分之……
percent单复数同形。与数词连用时,数词应置percent之前。
eg:twenty
percent
百分之二十
percent
of后接名词作主语时,of后的名词如果为不可数名词或单数可数名词,谓语动词用单数形式;
若为可数名词复数形式,则谓语动词用复数形式。
eg:65
percent
of
the
children
play
computer
games.
百分之六十五的孩子玩电脑游戏。
Sixty
percent
of
the
water
in
the
lake
is
clean
and
clear
now.
surprised
/s?‘pra?zd
/
adj.惊奇的;
惊讶的
常修饰人。
surprising
(adj.),“令人感到惊讶的”,常修饰事物。
surprised
形容词,意思是“感到惊讶的”。常用结构:
be
surprised
at
sth.
对某事感到惊讶,
be
surprised
to
do
sth.
对做某事而感到惊讶。
eg:
We
were
surprised
at
his
arrival.
She
was
surprised
to
find
her
handbag.
surprise
表示“惊讶”时,是不可数名词。常用短语:
in
surprise
“惊讶地”,常位于动词之后作状语,表示方式。
to
one’s
surprise“让某人惊讶的是”,它对全句进行解释或说明,表示说话人对上文的看法或态度,一般放在句首。
surprise
表示“令人惊奇的事”时,是可数名词。
eg:
He
looked
at
me
in
surprise.
To
our
surprise,the
boy
won
the
prize.
although
/?:l'??u
/
conj.虽然;尽管;即使
although
引导让步状语从句。although
引导的从句放在主句前后均可。
eg:Although
he
was
tired,he
didn't
stop
to
have
a
rest.
=He
was
tired,but
he
didn‘t
stop
to
have
a
rest.
尽管他累了,但他没有停下来去休息。
although
的几不:
although
不能指假设的情况;although
不能作并列连词(即不能和but
连用);although不能作副词,放在句尾。
by为介词,意为“通过;靠”,此处表示方法、手段,后接名词、代词或动词的?
-ing形式。
eg:He
has
to
do
all
the
work
by
hand.
You
can
practice
soccer
by
joining
a
sports
club.
(1)by+交通工具(by后不加冠词),意为“乘/驾/……”。
eg:I
go
to
work
by
bike
every
day.
(2)by+时间,意为“到……时(为止);在……以前”,
by
now到目前为止。
eg:I
must
go
to
bed
by
ten
o'clock.
You
should
know
the
truth
by
now.
(3)by+地点,意为“在……旁边”。
eg:We
live
by
the
sea.
mind
/ma?nd
/
n.头脑;心智
mind作名词,可构成短语:
change
one's
mind
改变主意;make
up
one's
mind
下决心
keep...in
mind牢记
eg:I
think
nothing
can
change
his
mind.
mind
用作动词,意为“介意”。
常用句“Would
you
mind
(人称代词宾格/one's)doing
sth.?”
意为“你介意(某人)做某事吗?”。
eg:Would
you
mind
(me/my)
opening
the
door?
你介意(我)打开门吗?
such
as
用来列举整体之中的部分同类人或事物,之前一般用逗号和主句隔开,
之后没有逗号,直接加名词、代词或动名词。
for
example
一般只以同类事物或人中的“一个”
为例,作插入语,用逗号隔开,可置于句首、句中或句末。后面可接句子
like
也常用来表示举例,可与such
as
互换,但such
as
用于举例可以分开使用,此时不可与like
互换。
die
/da?/
v.消失;灭亡;死亡
almost
/'?:lm??st
/
adv.几乎;差不多
almost是常用的程度副词,意为“几乎,差不多”,同义词是nearly。almost
常常位于行为动词之前,系动词、情态动词和助动词之后。
eg:He
almost
ate
all
the
hamburgers
in
the
restaurant.
almost不能与not连用,但可与no,none,
nobody,
nothing,
never等否定词连用。
eg:Almost
nobody
believed
her.
point
/p??nt
/
n.得分;点
point可作名词,意为“得分”,也可意为“点;要点;意思”。
eg:I
can't
see
your
point.
我不明白你的意思。
point可作动词“指着”讲,point
to(指远处)/at(指近处)
sb./sth.
指着某人/某物。
谢谢
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人教版(Go
for
it!)八上
U2
How
often
do
you
exercise?知识点梳理
P9
1a
help
with
housework
help
(sb.)
with
sth.帮助(某人)做某事,with
后接名词、动名词同义结构help
sb.
(to)
do
sth.with
the
help
of
sb./with
one's
help
在某人的帮助下help
oneself
to
随便吃/喝help
...out
帮助(某人)
解决困难/摆脱困境can't
help
doing
忍不住/禁不住做......housework
家务,不可数名词
P10
2a
once
once
/w?ns
/
adv.一次;曾经eg:
—How
often
do
you
go
shopping?你多长时间去购物一次?
—Once
a
week.
一周一次。表达次数很容易,once,twice单独记,三次以上有规律,基数词加times就可以。once也可意为“曾经”。eg:He
once
lived
in
America.他曾在美国生活过。once的固定搭配:at
once
立即,马上 once
again
再一次
once
or
twice一两次、有时、偶尔
P10
2c
every
day
How
often
do
you
watch
TV.
How
often
do
you
watch
TV?你多久看
一次电视?how
often
多久一次,用于对动作发生的频率进行提问。回答应该是频度副词或表示频率的词组,如always,usually,often,sometimes,never,hardly
ever
,every
day,once
a
week,three
times
a
day等
P10
2d
Is
quite
for
me
full
/f?l
/
adj.忙的=busy;满的;充满的be
full
of
充满,装满,同义短语为be
filled
with
充满,装满。eg:The
classroom
is
full
of
students.=
The
classroom
is
filled
with
students.
教室里满是学生。
P11语法
maybe
巧记maybe与may
be:合并作状语,分开作谓语。舍maybe仍有意,丢may
be可不成。
频率副词
在一般现在时态的句子中,常出现usually,often,sometimes,never等表示频率的状语。这些词在英语中被称为频度副词。
一般来说可按频率大小排列为:always(总是)>usually(通常)>often(常常;经常)>sometimes(有时)>hardly
ever(几乎从不)>never(从不)等。频度副词放在be动词、助动词或情态动词之后,行为动词之前。never
位于句首,句子要倒装。eg:Never
have
I
learned
this
word.我从未学过这个单词。once,twice,three
times...次数构成频率的表达方式(1)次数+a+时间(年/月/日/分……)(2)次数+every+基数词+时间(年/月/日/分……)eg:once
a
year
每年一次 
twice
a
month
每月两次 
once
every
four
years
每四年一次 
seven
times
every
two
minutes
每两分钟七次every
two
days=every
other
day
每两天对频度副词提问时,一般用how
often(多久一次)。eg:—How
often
do
you
exercise?
你多久锻炼一次?
—Once
a
month.
每月一次。how
often与how
many
timeshow
often
多久一次,用来询问在某一段时间内进行某个动作的次数。how
many
times
多少次,它不问动作发生的频率,只询问次数,即“多少次”。其答语为once,twice,three
times等。eg:—How
many
times
have
you
been
to
Beijing?
—Only
twice.仅两次。
—How
often
do
you
go
to
Beijing?你多久去一次北京?
—Twice
a
month.每个月两次。
P11
3a
at
least
at
least“至少;不少于;起码”。其反义短语为:at
most
至多eg:At
least
he
should
say
thanks.他至少应该说声谢谢。
There
are
at
least
three
thousand
people
in
the
park.
healthy
healthy
(adj.)健康的;强健的
health(n.)健康;健康状况in
good/bad/poor
health身体好;身体不好be
good/bad
for
one's
health对某人身体好/对某人身体不好
P12
1b
be
good
for
P11
2b
Here
are
the
results.
Here
are
the
results.是倒装句以here,there,out,up,down等副词开头的句子常用倒装结构。当主语为名词时,倒装,结构为:副词+谓语动词+主语(名词);当主语为代词时,不倒装,结构为:副词+主语(代词)+谓语动词。eg:Here
comes
the
bus.公共汽车来了。
Here
he
comes.他来了。result意为“结果;后果”,the
result(s)
of...意为“……的结果”eg:The
result
of
the
examination
was
quite
unexpected.
考试的结果完全出乎意料。
as
a
result是一个习惯短语,意为“因此,结果”。
eg:He
didn't
practice,
and
as
a
result
he
lost.
他没有练习,结果输了。
percent
percent
/p?'sent
/
n.百分之……percent单复数同形。与数词连用时,数词应置percent之前。eg:twenty
percent
百分之二十percent
of后接名词作主语时,of后的名词如果为不可数名词或单数可数名词,谓语动词用单数形式;若为可数名词复数形式,则谓语动词用复数形式。eg:65
percent
of
the
children
play
computer
games.
百分之六十五的孩子玩电脑游戏。
Sixty
percent
of
the
water
in
the
lake
is
clean
and
clear
now.
surprised
surprised
/s?‘pra?zd
/
adj.惊奇的;
惊讶的
常修饰人。surprising
(adj.),“令人感到惊讶的”,常修饰事物。surprised
形容词,意思是“感到惊讶的”。常用结构:be
surprised
at
sth.
对某事感到惊讶,
be
surprised
to
do
sth.
对做某事而感到惊讶。eg:
We
were
surprised
at
his
arrival.
She
was
surprised
to
find
her
handbag.
surprise
表示“惊讶”时,是不可数名词。常用短语:in
surprise
“惊讶地”,常位于动词之后作状语,表示方式。
to
one’s
surprise“让某人惊讶的是”,它对全句进行解释或说明,表示说话人对上文的看法或态度,一般放在句首。
surprise
表示“令人惊奇的事”时,是可数名词。eg:
He
looked
at
me
in
surprise.
To
our
surprise,the
boy
won
the
prize.
P13
2b
although
although
/?:l'??u
/
conj.虽然;尽管;即使although
引导让步状语从句。although
引导的从句放在主句前后均可。eg:Although
he
was
tired,he
didn't
stop
to
have
a
rest.
=He
was
tired,but
he
didn‘t
stop
to
have
a
rest.
尽管他累了,但他没有停下来去休息。although
的几不:
although
不能指假设的情况;although
不能作并列连词(即不能和but
连用);although不能作副词,放在句尾。
by
by为介词,意为“通过;靠”,此处表示方法、手段,后接名词、代词或动词的?
-ing形式。eg:He
has
to
do
all
the
work
by
hand.
You
can
practice
soccer
by
joining
a
sports
club.(1)by+交通工具(by后不加冠词),意为“乘/驾/……”。
eg:I
go
to
work
by
bike
every
day.
(2)by+时间,意为“到……时(为止);在……以前”,
by
now到目前为止。
eg:I
must
go
to
bed
by
ten
o'clock.
You
should
know
the
truth
by
now.(3)by+地点,意为“在……旁边”。
eg:We
live
by
the
sea.
mind
mind
/ma?nd
/
n.头脑;心智mind作名词,可构成短语:change
one's
mind
改变主意;make
up
one's
mind
下决心keep...in
mind牢记eg:I
think
nothing
can
change
his
mind.
mind
用作动词,意为“介意”。常用句“Would
you
mind
(人称代词宾格/one's)doing
sth.?”意为“你介意(某人)做某事吗?”。eg:Would
you
mind
(me/my)
opening
the
door?
你介意(我)打开门吗?
such
as
P13
2b
die
P16
4
almost
almost
/'?:lm??st
/
adv.几乎;差不多almost是常用的程度副词,意为“几乎,差不多”,同义词是nearly。almost
常常位于行为动词之前,系动词、情态动词和助动词之后。eg:He
almost
ate
all
the
hamburgers
in
the
restaurant.almost不能与not连用,但可与no,none,
nobody,
nothing,
never等否定词连用。eg:Almost
nobody
believed
her.
point
point
/p??nt
/
n.得分;点point可作名词,意为“得分”,也可意为“点;要点;意思”。eg:I
can't
see
your
point.
我不明白你的意思。point可作动词“指着”讲,point
to(指远处)/at(指近处)
sb./sth.
指着某人/某物。
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