28.When the telephone rang, I happenedin the kitchen, but when I came over to get it, itra

发布时间:2020-08-16 08:24:08


28.When the telephone rang, I happened    in the kitchen, but when I came over to get it, it
rang off.
A. to cook
B. to have cooked
C. to be cooking
D. having cooked

网友回答

A. to cook
B. to have cooked
(答案→)C. to be cooking
D. having cooked
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