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人教版八年级英语上册
Unit2
知识点讲解
How often do you
exercise?
Section A Page 9
1. 1. help sb. with sth.
表
p>
“
在某方面帮助某人
”
,相当于
help sb. (to) do sth.
如:
I often help my mother with housework.
= I often help my mother ____
___ some housework.
2. on
weekends = on the
weekend
在周末,
但
on weekends
泛指周末,而
on the
weekend
常特
指某个周末。
3. go to the movies = go to the
cinema
去看电影
I often go to the movies on
weekends.
4. hardly
与
hard
的区别
hardly
表
“
几乎不
”
,
用于否定句中。
而
hard
有以下几种意思:
①
困难的
②
努力地
③
用来修
饰
雨或雪下得大
It’s raining
_________. I can _______ see the way. It’s very
_______ to get to school. I must
study
_________.
5. exercise
的用法:
当
exercise
指
“
操、
练习
”
时,
是可数名词,
如:
do morning exercises
做早操;
do eye exercises;
做眼保健操;
do English exercises <
/p>
做英语练习题;但
exercise
指<
/p>
“
锻炼,运动
”
时,是不可数名
词。如:
do some exercise
做运动。
exercise
还可作动
词,指
“
锻炼,运动
”
如:
She exercises
every morning.
6. sometimes = at
times
有时,
some times
几次;
sometime
(将来的)某个时候;
some time
一些时间
①
I have visited Beijing
_____________.
②
___________ I walk to
school.
③
I will visit you
______________.
④
The work is difficult, so
I need _____________.
Section A Page 10
1.
本单元围绕
“
某人多久做一次某事
”
。谈论的是一个人现在的行为习惯,所以本单元谈论的话题主
要用
_______________
时态。
2. How often
用来问
“
多久一次
”
,回答
How
often
问句常用下列一些频率副词:
Twice
a
< br>week(
一周两次
)
;
always
(总是)
;
usually
(常常)
;
often
(经常)
;
sometimes
(有时)
;
hardly
ever
(几乎不)
;
never
(从不)
题:
She goes to
movies once a week.
(
对划线部分提问
)
_______
_______ _______ she go to
movies
?
【拓展】
How long
①
问
“
p>
(时间)多久
”
。
常用
“
(
Fo
r
)
+
一段时间
”
来回答
②
问
“
p>
(长度)多长
”
。
How much
①
多少(接不可数名词)
②
多少钱
How soon
问多快(时间)
,
用于将来时态。常用
“In +
时间段
”
来回答。
如:
How soon will you come
back?
你将多快回来?
-----In a
week.
一周后
与
how
构
成的疑问词还有有:
①
How many
多少
(接可数名词复数形式)
②
H
ow much
多少
(接
不可数名词
)
③
How old
问年龄
④
How tall
多高(人、树)
⑤
How high
多高(山、楼)
⑥
How
far
问距离
(1)
is it from your
home to your
school
?
------
It’s
two kilometers away.
(2)
is the
room
?
------
It’
s two meters long.
(3)
will you stay in Beijing ?
---- For a month.
(4)
will you finish the work?-----In a
month.
(5)
do
you watch TV ? ---- Four times a week.
(6) How long do
you sleep every night? =
hours do you sleep every
night ?
4. once a week
一周一次,
twice a
week
一周两次,
three/ four times
a week
一周
3/4
次
一次,两次特殊记,三次以后有规律:基数词
+times
就可以
5. be free =
have time
有空,有时间
Are you free next week ? =
_______ you _______
________ next week ?
6. full
表
“
满的,忙的
”
,常见短语有:
be full of
装满,充满
My schoolbag is full of
books.
【拓展】
full
还可以表
“
饱
的
”
,其反义词为
hungry
(饥饿的)
。如:
Are you hungry ? ----
No, I’m
full.
7. How come ? = Why
意为
“
为什么呢
”
。
8. have / take a dance lesson
上一节舞蹈课
(
lesson =
class
课)
I have dance and piano
lessons.
9. What kind of
用来问种类
______________ dance are you learning?
-----Oh, swing dance.
10.
How about = What about
表
“
怎么样,
好不好
”
,
可以用来提建议。
about
是介词,
后接动词
ing.
How
about _________ the movies next week ? ( go )
11. have to
和
must
have to
强调客观上
“
不得不
”
做某事;
mu
st
指主观上
“
必须
< br>”
做某事。
have to
有人
称和数、时态
的变化,而
must
没有
人称或数的变化。对
have
to
提问和否定用助动词
,
而
must
不需要。例
如:
(
1
)
He
has to go
there
.
(人称数的变化)
(
2
)
He
had to pay for it. (
时态的变化
) <
/p>
(
3
)
Must
I finish my homework after school ? --- No, you
______ have to.
tennis
打网球。
play
与乐器连用时,乐器前要加
the
。球类、棋类前不加
the
。
题:
①
Play ______
violin.
②
play _____
football.
③
play
chess
13. want
to do sth.
想去做某事,意思相近的短语有:
would like to
do sth
和
feel like doing sth.
14. swing
名词,秋千:
The girl is playing on
the swing.
swing ( swung )
动词,摆动
The mother
swung her baby.
15.
W
hat’s your favorite prgram ? = What
program do you like best
?你最喜欢的节目是什么?
Section A Page 11
1.
< br>(
1
)
maybe
意思是
“
也许、可能
”
p>
,相当于常位于句首
,
后接句子。
(
2
)
may
be
中,意为
“
也许是、可能是
”,
放句中,后接表语(形容词,名词等)
可转换:
Maybe you are right. ==
You may be right.
2. stay up late
熬夜
→ stay up
late to do sth .
熬夜为了做某事
I stayed up late to watch
the soccer game.
3. at
least
至少
→ at most
最多
He
plays at least twice a week.
4. busy
表忙的,短语有:
be busy doing
sth.
(正忙于做某事)
Look ! He is busy
__________ his mother with housework. ( help )
5. after school
放学后,
after class
下课后,
in class
在课堂上
Section B page 12
1. want
sb. to do sth
想要某人去做某事,类似的短语有:
tell/ ask
sb. to do sth.
要求某人去做某
事
My mother wants
me ________ it. ( drink )
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