Must I wear the school uniform on school days？
_______．It's one of the school rules．（ ）
A．It's beautifulB．I don't think so
C．I'm afraid soD．It fits you well
- How clean the roads are!
- They ______ by the hard﹣working cleaners every day.
| A． |
are cleaned |
| B． |
clean |
| C． |
will clean |
- Jack，how do you like the new movie Hi，Mom!directed（导演） by Jia Ling？
- Well，it's really a funny movie.I ______ it for three times.
| A． |
am watching |
| B． |
will watch |
| C． |
have watched |
My father always tells me never to ______ when I am in trouble.
| A． |
give up |
| B． |
put on |
| C． |
help out |
- Hey，Clark.Would you like to have a picnic with us this weekend？
- Sorry，I'll have an exam next Monday，so I ______ prepare for it.
| A． |
can |
| B． |
may |
| C． |
must |
Although the Yangtze is the longest river in China，it is ______ than the Nile，the longest river in the world.
| A． |
short |
| B． |
shorter |
| C． |
the shortest |