问题
补全对话，情景问答
补全对话，情景交际。
(At the library)
A: 1 me, 2 are the books about computers,please?
B: They are 3 Shelf B.
A: Can I 4 them, please?
B: Yes, 5 you are. Please 6 back thern in two weeks' time.
A: OK! Thank you.
B: You're welcome.
答案
1. Excuse 2. where 3. on 4. have 5. here 6. bring