—How many students are there in your school? —About_______ students, I think.
| A． two thousand | B．two thousands |
| C．two thousand of | D．two thousands of |
Which of the following signs means you can escape from the fire?
A． |
B． |
C． |
D． |
Don’t shout to the boy. It __________rude.
| A．smells | B．feels | C．sounds | D．tastes |
--__________ you see the traffic accident near the park yesterday?
-- No, I didn’t.
| A．Did | B．Do | C．Have | D．Are |
It’s very difficult to learn geography well, but you can’t __________.
| A．put it up | B．cheer it up | C．look it up | D．give it up |
–Why isn’t your brother good at math?
-- Because he thinks math is __________ than any other subject.
| A．difficult | B．much difficult | C．more difficult | D．the most difficult |