My teachers ask me to be ________ honest student today and ________ useful man tomorrow.

A.a; the B.an; a C.an; the D.an; /

— I can't answer this question. It's too difficult.

— ________. Let's ask Mr. Li.

A.Neither can I B.So can I C.Me, too. D.So I can

— Jim, Tom is looking for his English book. Is this ________?

— No, that is ________. I don't know where his is.

A.he; mine B.his; mine C.him; mine D.his; my

There ________ a football match the day after tomorrow.

A.is going to have B.will have C.is going to be D.will is

— Mom, must I clean my room now?

— ________. You can clean it after finishing your homework.

A.Yes, you must B.No, you can't C.No, you needn't D.Yes, I don't have to

She will be late ________ she gets up early.

A.if B.unless C.though D.because

— Would you mind my opening the window?

— ________. It's good to let fresh air come into room.

A.Yes, I would B.Certainly C.Of course not D.You'd better not

Students are busy ________ for the coming test these days.

A.prepare B.prepared C.to prepare D.preparing

We all know that paper burns well in ________.

A.CO2 B.N2 C.O2 D.CO

If it ________, we ________ go to the Great Wall tomorrow.

A.rains; will B.is raining; will C.will rain; won't D.rains; won't