— Would you please not speak so loudly in public?

— Sorry. I will remember to speak in lower voice.

A. the; a B. /; a

C. the; the D. /; /

Which of the following signs can you often see beside a lake?

— Excuse me， sir. But you’re my way.

— Sorry. I didn’t know you were passing by.

A. on B. by C. with D. in

The of new inventions should be to make life easier， not to make it harder.

A. rules B. subjects

C. secrets D. purposes

I have spent on this job. I think I can finish it this afternoon.

A. sometime; sometime

B. sometimes; some time

C. some time; sometime

D. some times; some time

— Boy， didn’t you see people were waiting in line? Don’t in!

— I am sorry， sir.

A. push B. pull C. put D. carry

Jim always keeps the tap running he finishes washing his face.

A. since B. while C. as D. till

— Sir， please put out your cigarette (香烟).

— Sorry. I the sign.

A. don’t notice B. didn’t notice

C. haven’t noticed D. won’t notice

Checking your answers before handing in your paper can help you mistakes.

A. make B. provide C. avoid D. advise

You’d better fix the machine I have told you. Otherwise， you may make more problems.

A. like B. with C. as D. follow