My parents often tell me ______ hard．（ ）
| A． |
study |
B． |
to study |
C． |
studying |
D． |
studied |
By the time the teacher came, we ______ cleaning the classroom．（ ）
| A． |
finished |
| B． |
have finished |
| C． |
had finished |
_____ walk on the grass．（ ）
| A． |
Doesn't |
B． |
Don't |
C． |
Not |
The coat looks very nice． Can I _____？（ ）
| A． |
try it on |
| B． |
try on it |
| C． |
try them on |
We all like comedies _____ make us relaxed．（ ）
| A． |
who |
B． |
that |
C． |
whom |
Listen to me _____, or you can't follow me．（ ）
| A． |
care |
B． |
careful |
C． |
carefully |