当你想对父母说自己的朋友很文静,你说:A.My friend is quiet.B.My friend is strong.C.My friend is tall.
I want my mother sto buy a new bike ____ me. A. to B.for C. by
_____ you have a nice trip to Beijing? A.Do B.Are C. Did
live with ____ mother and father. A.we B.us C. our
---What are you doing? ---- I am _____ a letter. A.sending B. writing C.Both A and B
What is ____ envelope? A. a B.an C ./