We'll go to Shanghai the day ---tomorrow(A:after,B.before,C.

We'll go to Shanghai the day ___tomorrow(A:after,B.before,C.in D.behind(应为A不知为什么.)（2）When did you do it?I___it a moment ago.A.have done.B.am doing C done D did(应为D不知为什么)这两道孩子都错了,他不知什么原因,能否告诉一下,