题目内容
【题目】Thousands of houses _______ by the floods in Guangxi last month.
A.destroy
B.destroyed
C.have destroyed
D.were destroyed
【答案】D
【解析】句意：上个月在广西，数以千计的房屋被洪水冲毁。houses与destroy构成被动关系，故用被动结构，结构为be+过去分词，故选D。
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题目内容
【题目】Thousands of houses _______ by the floods in Guangxi last month.
A.destroy
B.destroyed
C.have destroyed
D.were destroyed
【答案】D
【解析】句意：上个月在广西，数以千计的房屋被洪水冲毁。houses与destroy构成被动关系，故用被动结构，结构为be+过去分词，故选D。