高中英语 每日一题(第5周)switch 和 instant(含解析)新人教版必修5_百

switch和instant

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1.（2017·江苏）A quick review of successes and failures at the end of year will help

_______ your year ahead.

A. shape B. switch

sharpen

【参考答案】A

C. stretch D.

2. We are tired of the boring topic. Why not _____ it to an interesting one?

A. deliver B. switch C. connect D. direct

【参考答案】B

【试题解析】考查动词。句意：我们讨厌这个令人厌烦的主题，为何不换一个有趣的呢？ “把……换……”。

【归纳拓展】

switch n．[C]开关；转换vt.& vi.(使)转换

switch off 切断(电流、气体等)

switch on 打开(开关)；接通(电流等)

switch to 切换到；转到；转变成

switch from to 从……改为，从……从转换到

switch over 改用；换用

switch sth. with sb. 和某人交换某物

switch sth. from sth. 从某物转变到某物

3. When the teacher asked him a question, he didn’t hesitate to answer it ___________.

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A. in fact

B. in an instant

C. in the end D. in addition

【参考答案】B

4. The police had to employ force _______ the crowd got out of control.

A. the instant

an instant

the instant

D. for an instant

【参考答案】A

【试题解析】考查连词短语。句意：人一旦失控，警察不得不动用武力。the instant 是连词短语，意为“一……就”；at the instant在那个瞬间；in an instant很快；for an instant一会儿。故选A。

【知识拓展】

如：

☛ It began to rain instantly we arrived home. 我们一到家，天就下起雨来。

☛ On his arrival home, he found his bike stolen. 他一回到家就发现他的自行车被偷了。

in an instant=immediately 立刻，马上

at any instant 随时

the instant =as soon as 一……就……

for an instant 一瞬间

表示＂一……就……＂的其他表达方式：the moment/minute+从句；

instantly/immediately/directly+从句；

on/ upon + n. / v-ing。

1. Such animals as dinosaurs died out because they couldn’t __________ to the sudden

change of climate.

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2. Tom is so creative a person that he always has lots of _________ ideas in his mind,

and sometimes we don’t even

know what he is thinking about.

t

3. I called out her name ____ I saw her.

that instant

ce

tly

1. D【解析】考查动词短语辨析。像恐龙这样的动物灭绝了，因为它们不能适应气候的突然变化。suit to适 合；switch to转变；keep to保持；adapt to适应。故选D。

贵有恒何必三更眠五更起，最无益只怕一日曝十日寒。

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