问题 选择题

Some children were seen _______in the garden all the morning. It must have been _______who picked the flowers.

A.playing; they

B.to play; they

C.playing; them

D.play; them

答案

答案:A

考查非谓语动词与人称代词。句意:一些孩子被看到整个上午都在花园里玩。肯定是他们拔了这些花。现在分词做状语表示句子主语正在进行的伴随性动作。下文人称代词为从句的逻辑主语,故需用主格形式,选A。

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