问题
选择题
Reading too many books at night ________ bad for our eyes.
A. be B. is C. are
答案
答案：B
题目分析：句意：晚上读太多书对我们的眼有害。动词ing形式作主语用作第三人称单数。结合句意，故选B。
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Reading too many books at night ________ bad for our eyes.
A. be B. is C. are
答案：B
题目分析：句意：晚上读太多书对我们的眼有害。动词ing形式作主语用作第三人称单数。结合句意，故选B。