问题描述：
What ___ you ____ at 9:00 yesterday?I ____ some food.
What ___ you ____ at 9:00 yesterday?
I ____ some food.
A.did,do make B.are,doing,made C.were,doing,was making D.were,doing,make
What ___ you ____ at 9:00 yesterday?
I ____ some food.
A.did,do make B.are,doing,made C.were,doing,was making D.were,doing,make
问题解答：
我来补答展开全文阅读