题目内容
Doing eyes _______ every day is good for our eyes.
A.exercises | B.exercise | C.health | D.healthy |
B.
该题考查的用法,既是动词(意思为:锻炼),又是名词,当“锻炼”讲时是不可数名词,当“作早操或保健操”讲时是可数名词。故选B。
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题目内容
A.exercises | B.exercise | C.health | D.healthy |