we should exploit the Antarctic’s natural resources is open to discussion.A．
题型：不详难度：来源：
we should exploit the Antarctic’s natural resources is open to discussion.| A．What | B．Whether | C．If | D．That |
|
答案
| B |
解析
| 考查主语从句。引导主语从句时，使用Whether不用If，句意：是否我们应该开发南极的自然资源在公开讨论。故选B。 |
举一反三
You shouldn’t go out without a coat , it’s rather cold .| A．unless | B．even though | C．however | D．since |
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| Nobody could be sure____ Mr Goldman did it so well. |
It is an unfair thing for our students____ have devoted 12 years to preparing the exam to be beaten by those_____ use illegal methods..| A．who; 不填 | B．不填，who | C．who，who | D．不填，不填 |
|
___ you have finished your homework, you can go and play with your friends.| A．As if | B．So that | C．Even if | D．Now that |
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| _____ he said is really interesting. |
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