----It’s traditional in China to firecrackers on Spring Festival.
----But the serious smog（雾霾）nowadays needs us to stop it.
| A．give out | B．set off | C．put off | D．show off |
Hurry up, _______ you’ll be late for school.
A. after B. while C. or
－I’ll go to Hong Kong for a 7-day holiday next week. I’m so excited!
－___________
A. Have a good trip!
B. I wish you success!
C. That’s a good idea.
There are some factories ________waste water into the stream.
A. pourB. pouringC. poured
I still felt very happy , ________ I had no time..
A. but B. and C. though
— How do you like the book?
— It’s too boring._______ of us likes it.
A. None B. BothC. All