题目内容
4. (2015 •黑龙江哈尔滨) Doing eye exercises one of the usual ways to protect our eyes.
A. is B. are
C. were
4. A
4. A解析:本题考査主谓一致。本题的主语 是doing eye exercises,当主语是动名词(短 语) 时,谓语动词要用第三人称单数形式,故 is符合题意。
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题目内容
4. (2015 •黑龙江哈尔滨) Doing eye exercises one of the usual ways to protect our eyes.
A. is B. are
C. were
4. A解析:本题考査主谓一致。本题的主语 是doing eye exercises,当主语是动名词(短 语) 时,谓语动词要用第三人称单数形式,故 is符合题意。