题目列表(包括答案和解析)

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1. It is difficult to imagine his _____________ the decision without any consideration.

A. accept              B. accepting             C. to accept       D. accepted

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20. ____ we are developing new technology at such a high pace ,the true challenge is to find new ways of using it.

A. Although         B. After             C. As soon as        D. Now that

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19.   you’ve understood all these rules,you’ll have no further difficulty.

A. Unless           B. Although          C. Until            D. Once

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18. ______ time, animals have developed many ways to stay away from their enemies.

A. Through         B. On              C. By             D. Over

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17. Let me say sorry to her? No way! I would die I apologize to her!

A. after            B. before            C. until            D. while

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16.--Why didn’t you tell him about the result of the test?

  --He rushed out of the room ______ I could say a word.

A. before           B. until             C. when            D. after

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15.________ both sides accept the agreement will a lasting peace be established in this region.

A. Unless           B. As long as         C. If only           D. Only if

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14. Wild animals ________ tigers and pandas are becoming rare.

A. as follows        B. for example        C. such as          D. for instance

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13. They got two free tickets to Canada, ____ they’d never have been able to afford to go.

A. as a result        B. otherwise          C. therefore         D. at last

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12. I hope you’ve got you own car, _________if you haven’t we may have to hire one.

A. because          B. so that            C. ever since        D. when

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