—Please be quiet. We are in the library.
—________.
| A． |
Well done |
B． |
OK, I will |
| C． |
Enjoy yourself |
D． |
Long time no see |
----How terrible the air is!
Yes,if there are ___trees, there will be ___air pollution in our city.
| A．less more | B．more less |
| C．less less | D．more more |
—Will you buy the white watch or the red one ?
----I’ll take_____.One is for my mother and the other is for my sister.
| A．both | B．either | C．all | D．each |
—What is he going to ______ when he ______ up?
—He’s going to be a doctor.
| A．do, grow | B．does, grows |
| C．be, grow | D．be, grows |
I had _____useful umbrella when it rained.
| A．a | B．an | C．\ | D．the |
—Jim, remember to return this book by Friday.
— .
| A．Got it | B．Good luck |
| C．That’s right | D．It’s nothing |