Rainforests _______ and burned at such a speed that they will disappear from the
题型：不详难度：来源：
Rainforests _______ and burned at such a speed that they will disappear from the earth in the near future.| A．cut | B．are cut | C．have been cut | D．are being cut |
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答案
| D |
解析
试题分析：句意：雨林正在以如此惊人的速度被砍伐和烧毁，以至于在不久的将来，它将从世界上消失。根据句意，雨林正在被砍伐，所以用现在进行时态的被动形式。故选D
点评：动词的时态是学习英语过程中非常重要的知识。而很多的题目，需要通过上下文的判断得知。现在进行时表示动词正在进行，构成形式为be +doing，被动形式为be being done,本题不难，平时加强记忆，理解即可。 |
举一反三
Modern teaching equipment as well as some computers ________ to the village school last week.| A．were sent | B．was sent | C．has been sent | D．had been sent |
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Tony ________ for the company as an engineer for two decades. Now he teaches mechanics in Peking University.| A．has worked | B．worked | C．is working | D．had worked |
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It was the first time I _______ there and I was impressed by the friendly people very much.| A．go | B．was going | C．had gone | D．have gone |
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I am decorating my office now. I _______ comfortably in my office at this time tomorrow. | A．am sitting | B．was sitting | C．sit | D．will be sitting |
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In yesterday’s newspaper, it was reported that great damage ____by the flood.| A．has been done | B．had been done | C．has done | D．had done |
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