—It's so late. Why not write the report tomorrow? —But I don't know _______. I can do it if not now.
| A．why | B．when |
| C．how | D．where |
---How muchdid he_____for the book?
-- 26 yuan.
A.takeB. payC. spend
--I’m going to visit Xiamen tomorrow.
--_____.
A.You’re quite rightB.Have a good tripC. That’s a good idea
The man was so funny that Amy couldn’t help_____.
A.laughsB. laughingC. to laugh
--Would you like to ride bicycles with us tomorrow?
--Yes,I’ll go_____ I’m free.
A.becauseB. whenC. if
The old man warned us_____ here, it’s dangerous.
A.swimB. not to swimC. not swim