He worked in Hong Kong ________ his father found him a job in Canada.

A．if B．until C．after　 D．because

The year 1959 ______ the first appearance of a real flying ship in the world.

A.saw         B.watched        C.came          D.took

I think father would like to know ________ I’ve been up to so far，so I decide to send him a quick note.

A. which　 B. why　 C. what　 D. how

As the busiest woman in Norton, she made _________her duty to look after all the other people’s affairs in that town

A. this　　　　　 B. that　　　 C. one　　　　 D. it

-The woman biologist stayed in Africa studying wild animals for 13 years before she returned.

-Oh, dear! She _______ a lot of difficulties!

A. may go through　　　　　　　　　　　 B. might go through

C. ought to have gone through　　　　　　 D. must have gone through

　　 you call me to say you’re not coming,I’ll see you at the theatre.

A、Though　　 B、Whether　　 C、Until　　 D、Unless

A good teacher should leave some time for the students to _________ the knowledge.

　 A. introduce　 B. receive C. digest D. accept

--Why didn't you go to help her when she needed your help badly?
--I would have, but I ____________ as busy as a bee then.
A. would be       B. had been        C. was       D. were

Hillen used to be very shy, but she has grown________it now.

A. without 　 B. over　　 C. away 　 D. out of