题目内容

19.People realize that the new development in technology can and _____ marketing activities.(  )
A.will have affectedB.was affecting
C.did affectD.does affect

分析 人们意识到这种技术的新发展确实可以影响市场推广.

解答 答案:D 句意表达的是一般事实,要用一般现在时态;在谓语动词前加does是对谓语动词的强调.故选D.

点评 对谓语动词进行强调时,直接在谓语动词前加do,did,does即可.

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75.The text is mainly aboutB
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