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问题: 英语选择题

1)someone___my umbrella.It`s wet and it was wet in the last few days. A was using B must have used C has been using D has used

2)in the reading room,we found her___at a desk,with her attention___on a book. A sitting;fixing. B seated;fixed. C sit;fixing D sitting;to be fixed

解答:

1.B 意思为,肯定有人用过我的伞了.

2.我觉得选A 现在分词表示进行的状态,翻译为:在阅览室里,我们发现她正坐在一个桌子前,聚精会神地看着一本书.之所以用现在分词都是表示我们在阅览室里看到的那一瞬间的情形.