题目内容

12.(2013汕头金平) Lots of animals and birds       the forest when a fire broke out in the mountains.

   A. forced to leave       B. were forced to leave

   C. were forced leaving   D. have been forced to leave

12. B

12. B

句意:当山里发生火灾时,许多的动物和鸟儿都被迫离开森林。本题考查一般过去时的被动语态。结合句意可知动物和鸟儿是被迫离开的,故要用被动语态,又由从句中的broke out可知要用一般过去时。force的被动语态用法为be forced to do sth.。由此可知B项正确。

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