当你的朋友对你说:Nice to meet you 时,你该如何回答?A.Nice to meet you,too B. Goodbye
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 ./
We put the address on _____ right. A.a B.an C.the
There is a map________China ________the wall A.of;on B.of;in C.of;behind