--- How long will it be ________ the Stock(股票) Market returns to normal? 
--- At least one year, I guess.

A．before

B．when

C．until

D．that

I will tell him ___________ I see him.

A．after soon

B．soon as

C．as soon as

D．till

Mr. Green and Mr. King have taught English at Beijing Sunshine Secondary School ________ they came to China two years ago.

A．since

B．as

C．for

D．until

_______ the boy doesn’t do sports every day, he is fat.

A．But

B．Because

C．Or

D．So

— Now I must go _______ I shall be late for the train.
— Have a good trip. Goodbye.

A．or

B．so

C．and

D．but

My friend asked me _______ I would go to the concert or not.

A．when

B．that

C．if

D．whether

－When shall we go to Hong Kong for holiday?
－ I am not sure yet. _______ this Sunday ______ next Saturday is ok.

A．Neither; nor

B．Both; and

C．Either; or

D．Not only; but also

--Can I eat the cake, Mum?
--Yes, you can.______ you must wash your hands first.
A. But                     B. Or                  C. So

--I want you to tell me details of the accident.
--Sorry,       Jack ____ I know about it. You can ask the old man.
A. both ; and                 B. either; or            C. neither; nor

My friend Max started to play football ______ he was seven years old.

A．since

B．when

C．if

D．while