When I walked past the park，I saw some old people Chinese Taiji．（ ）
A．doB．didC．doingD．are doing
Could you tell me_____ ？
About two months．（ ）
| A． |
when are you leaving for Shanghai |
| B． |
how often you go to the school library |
| C． |
how many tickets have you booked |
| D． |
how long you have been at this school |
It's too noisy here． Please ask him to the radio a little．（ ）
| A． |
turn down |
B． |
fall down |
C． |
shut down |
D． |
come down |
I my CD here and there，but I still can't find it．（ ）
| A． |
have looked for |
B． |
look for |
| C． |
will look for |
D． |
was looking for |
You must read the carefully before taking the medicine．（ ）
| A． |
news |
B． |
pictures |
| C． |
numbers |
D． |
instructions |
Miss Zhao is very helpful． She often helps us we are in trouble．（ ）
| A． |
whether |
B． |
although |
C． |
whenever |
D． |
however |