题目内容
The company had about 20 notebook computers but only one-third used regularly.Now we have 60 working all day long.?
A.is B.are C.was D.were
D
本题考查主谓一致及动词的时态。当分数、百分数作主语时,要根据其后面的名词来决定其谓语动词的单复数。此处one-third应是one-third of the notebook computers的省略形式,因此谓语动词用复数,且句子的时态用了过去时,所以D项正确。
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