There are many trees on ________ side of the street.
| A．either | B．any | C．all | D．both |
I have ___ useful grammar book. It was a present for my mother.
A. aB. anC. the
The teacher made him _________ his homework.
A. to doB. did C. do
---I have finished my homework ,let’s watch the program I AM A SINGER on Hunan TV.
---_________.
| A．That’s right |
| B．Thank you |
| C．That sounds interesting |
| D．Not at all |
---We can use QQ to talk with each other on the Internet.
---Really? But can you tell me _______it.
| A．how I can use |
| B．how can I use |
| C．why can I use |
| D．when I can use |
Now the air in Yancheng is _______ than it used to be . Something must be done to stop it .
| A．very good | B．much better |
| C．rather bad | D．even worse |