内容正文:
英 语
七年级下册 HN
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Unit 6 Electricity everywhere
A 课时同步训练
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Section 2
Grammar
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语法
Ⅰ 根据句意及首字母或音标提示填写单词
1.Electricity can make our lives e _______ than before.
2.Please turn o ____ the lights before you go to bed.
3.【2025广东广州期末·节选】They produced electricity by _________ /ˈrʌbɪŋ/
fur against smooth stones!
asier
ff
rubbing
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4.【2025陕西西安期末·节选】After practising dancing for two hours, Jean
__________ /swɪtʃt/ off the radio and took a break.
switched
【解析】知识拓展
switch on=turn on 打开
switch off=turn off 关上
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Ⅱ 从方框中选择合适的单词填空
may can can’t must don’t
Electricity is very useful in our daily lives. We 5. _____ use it to light our
rooms and power our TVs. However, it 6. _________ also be dangerous if we
are not careful. To stay safe, there are important rules we 7. ______ follow. For
example, 8. ________ touch electrical appliances with wet hands. Always
remember that you 9. ________ play with electrical sockets because it is
extremely risky.
can
may/can
must
don’t
can’t
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5. _____
can
【解析】句意为:我们可以用它来照亮房间和为电视供电。根据句意可知,情态
动词can(可以)符合语境,故填can。
6. _________
may/can
【解析】句意为:然而,如果我们不小心,它也可能会很危险。根据句意可知,
此处表示“可能”,may/can符合语境,故填may/can。
7. ______
must
【解析】句意为:为了保持安全,我们必须遵守一些重要的规则。根据句意可知,
情态动词must(必须)符合语境,故填must。
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8. ________
don’t
【解析】句意为:比如,不要用湿手触摸电器。分析句子并结合所给词可知,此
处为否定祈使句,应以don’t开头,故填don’t。
9. ________
can’t
【解析】句意为:请永远记住,你不能玩耍电源插座,因为这是极其危险的。根
据句意可知,情态动词can’t(不能)符合语境,故填can’t。
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Ⅲ 按要求完成句子(每空一词)
10.【2025辽宁沈阳期末·节选】You can’t be late for school.(改为同义句)
You must ____ ____ ______ for school.
be
on
time
11.【2025广东深圳期末·节选】Leo can play chess and play the violin.
(改为否定句)
Leo ________ play chess ____ play the violin.
can’t
or
12.You mustn’t eat or drink on the carpet again.(改为同义句)
________ _____ or drink on the carpet ______ ____________.
Don’t
eat
once
more/again
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13.Sally went out by bike last night.(对画线部分提问)
_____ _____ Sally go out last night?
How
did
14.It may be sunny tomorrow.(改为同义句)
_______ it ______ ____ sunny tomorrow.
Maybe
will
be
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能力
语法填空
【2024辽宁沈阳质检】Today many 1. ____________ (invent) can be
better known. Let’s have a look at some of them.
The TV Bike
A scientist connects the TV to a bike so that the energy the TV needs can
be produced by riding the bike. If the children want to watch TV for 2. ___
longer time, they have to ride very hard instead 3. ____ sitting on the sofa.
inventions
a
of
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The Floating Bike
Can you imagine a bicycle crossing rivers?If you want 4. __________
(cross) a river, first, inflate (使充气) a huge plastic ball all around the
bike. Then you can enter the ball 5. ________ ride the bike inside the ball to
move forward.
The Fire Recharger
A fire recharger can produce 6. _____________(electric) from the heat of
fire. This means if you 7. ________ (real) have trouble finding a place to
charge (充电) your mobile phone in the wild, you can use a small fire to
do that.
to cross
and/to
electricity
really
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Dig Goggles
Underwater cameras are often so expensive. But a pair of cheap Dig
Goggles can 8. ______ (help) you do that. They are special glasses for taking
9. ________ (photo) when swimming. Open and close your eyes twice and
then you will be 10. ____________ (success) in photographing (拍照) easily
underwater.#1.4.1
语法填空·语篇导读 本文介绍了几种发明。
help
photos
successful
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1. ____________
inventions
【解析】many后面加可数名词复数,根据语境可知此处指“发明”,故填
inventions。
2. ___
a
【解析】for a longer time表示“持续更长时间”,故填a。
3. ____
of
【解析】固定搭配instead of意为“而不是”,故填of。
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4. __________
to cross
【解析】固定搭配want to do sth意为“想要做某事”,故填to cross。
易混辨析
want to do sth想要做某事(对某件事情有很强的意愿和渴望,希望尽快实现)
would like to do sth想要做某事(对某件事情有意愿或愿望,但这种愿望可能
没有那么强烈)
feel like doing sth想要做某事(在某个特定时刻,突然产生了做某事的冲动或
欲望)
5. ________
and/to
【解析】此处表示顺承关系,故填and。此处也可用动词不定式结构,故填to。
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6. _____________
electricity
【解析】此处表示产生电;electricity意为“电”,为不可数名词,故填
electricity。
7. ________
really
【解析】此处应用副词修饰动词have,故填really。
8. ______
help
【解析】can后加动词原形。
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9. ________
photos
【解析】固定搭配take photos意为“拍照”,故填photos。
10. ____________
successful
【解析】句意为:睁开和闭上你的眼睛两次,然后你就能成功地在水下轻松拍照
了。分析句子结构可知此处应用形容词作表语,故填successful。
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