Smile to the world, ______ the world will smile back to you.A．norB．butC．orD．and

题型：不详难度：来源：

Smile to the world, ______ the world will smile back to you.

A．nor

B．but

C．or

D．and

答案

D

解析

试题分析：句意：对这个世界微笑，世界就会还给你微笑。A. nor 也不； B. but但是； C. or或者；D. and和，而且。此处前后句是顺承关系，所以选D。
考点：

举一反三

I hate traveling by air ______ you usually have to wait for hours before the plane takes off.

A．because

B．though

C．until

D．unless

题型：不详难度：| 查看答案

You can eat free in my restaurant _____ you like.

A．whichever

B．wherever

C．however

D．whenever

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—Some Chinese students find it difficult to understand native speakers when in London．
—Exactly, they"ve learned a lot about grammar and known many words.

A．if only

B．now that

C．even if

D．as if

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The problem of the present world is that those who are imaginative have little experience_________those who are experienced have weak imagination.

A．unless

B．although

C．because

D．while

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____ you’ve grown up, you should be independent of your parents’ help.

A．Even though

B．In case

C．Just as

D．Now that

题型：不详难度：| 查看答案