Certainly I posted your letter---I remember it.A. postingB. to postC. to be postingD. have

发布时间：2020-08-17 11:56:43

Certainly I posted your letter---I remember     it.
A. posting
B. to post
C. to be posting
D. have posted

网友回答

(答案→)A. posting
B. to post
C. to be posting
D. have posted
解析：remember doing sth.意为“记得曾经做过某事”，remember to do sth.意为“记住要做某事。”
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