题目内容
It was____computer games that cost the boy a lot of time that he ought to have spent on his lessons.
A.to have played B.playing C.played D.having played
B
本题为强调句型,被强调的部分是句子的主语,所以采用-ing形式。
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题目内容
It was____computer games that cost the boy a lot of time that he ought to have spent on his lessons.
A.to have played B.playing C.played D.having played
B
本题为强调句型,被强调的部分是句子的主语,所以采用-ing形式。