--Has your teacher returned from America yet?Yes, but he here for only three days befo

发布时间：2020-08-16 14:22:06

--Has your teacher returned from America yet?
--Yes, but he      here for only three days before his pany sent him to Africa．
A. was
B. has been
C. will be
D. would be

网友回答

(答案→)A. was
B. has been
C. will be
D. would be
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