closed 是形容词表状态,固选这个
close是动词
close应该是主动表被动,所以不能用D
C是完成时
the windows______.A..close B closed C.have closed D.have been closed
the windows______.A..close B closed C.have closed D.have been closed
为什么选B.以及这4个答案分别的意思.
为什么选B.以及这4个答案分别的意思.
英语人气:241 ℃时间:2019-08-21 02:57:54
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