问题 选择题

Many experts seem to agree that _______ certain limit should set on ________ consumption of cars to ease air pollution.

A.a; the

B./; the

C.the; /

D.the; a

答案

答案:A

考查冠词。一定的限制a certain limit,consumption 后有定语修饰,是特指所以前加the。故选A。

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