________inherstudyformorethantwo

发布时间：2020-07-10 21:11:27

________ in her study for more than two hours, she went to the balcony to relax herself for a while．













A.Reading












B.Having read











C.Read











D.To read

网友回答

B解析v．-ing的完成时形式作时间状语，相当于“After she had read in her study for more than two hours”。
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