Whenheenteredtheroom，hefoundMary_

发布时间：2020-07-09 18:57:23

When he entered the room，he found Mary ________at the desk，reading．













A.seating












B.sat











C.seated











D.sitting herself

网友回答

C解析因为seat为及物动同，意为“使……坐”，后面常接sb．或oneself作宾语。原句相当于“...he find（that）Mary（was）seated at the desk，reading．
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