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2024年4月28日发(作者:易语言5000源码下载)

switch和instant

高考频度:★★★☆☆

★☆☆☆

难易程度:★

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:人群一旦失控,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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