A
（1）Help yourself to some fish.

D

D

（2）What do you think of Beijing Winter Olympics？

C

C

（3）How long have you learned English？

E

E

（4）I'm afraid I can't return the book to you before Tuesday.

A

A

（5）Did you use to be afraid of the dark？

B

B

B
A.OK ，no problem.
B.Yes，I did.
C.So exciting.
D.Thanks a lot，but I'm full.
E.For six years.