This is my dress. That one is .
A:Mary
B:Mary's
C:sister
D:mother
我国南方人喜食米饭,北方人爱吃面食,造成这种饮食习惯的差异的原因是( )
⑴Here you are.____ A. Yes, I do.
⑵Is this your watch?____ B. It's a watch.
⑶What's it?____ C. Thank you.
⑷Do you like apples?____ D. No,it isn't.
请回答下列问题.