Many a plan ______ to fight against pollution.

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问题 Many a plan ______ to fight against pollution.

选项 A、have been worked out
B、have been worked on
C、has been worked out
D、has been worked on

答案C

解析 “限定词many a+可数名词单数”结构是一个典型的陷阱。不要一见many在主语中就认为谓语动词应该用复数，这里应该将整个结构看成单数虽然其意义上是复数。因此选择选项[C]has been worked out符合句子要求。

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公共英语二级笔试

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