_____do you hold a sports meeting in your school？
Once a year．（ ）
| A． |
How soon |
B． |
How often |
C． |
How far |
D． |
How long |
It is our duty to protect the environment．（ ）
A．直接宾语B．间接宾语C．形式主语D．真正主语
The quiet music makes me relax．（ ）
A．宾语B．状语C．宾补D．定语
The food in the restaurant is delicious．（ ）
A．表语B．宾语C．主语D．谓语
I visited the zoo last Sunday．（ ）
A．主语B．谓语C．状语D．宾语
Steve， you've made a lot of progress in Chinese．
_________．（ ）
| A． |
Good luck |
B． |
Not at all |
| C． |
That's right |
D． |
Thank you |