Having been attacked by terrorists, ______.A.doctors came to their rescueB.the tall building fell do

题目简介

Having been attacked by terrorists, ______.A.doctors came to their rescueB.the tall building fell do

题目详情

Having been attacked by terrorists, ______.
A.doctors came to their rescueB.the tall building fell down
C.an emergency measure was takenD.warnings were given to tourists
题型:单选题难度:偏难来源:不详

答案

B
考查非谓语动词用法。非谓语动词做状语的条件就是它的逻辑主语必须是句子的主语。本题的非谓语动词为Having been attacked,它的逻辑主语是动作的承受者。只有B的主语是攻击的承受者。故B正确。句意:被恐怖分子攻击以后,这栋高楼倒塌了。

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