____ with so may difficulties, they didn’t lose heart at all.

A. To face　　　　 　 B. Facing　　　　　 C. Faced 　　 　 D. Being faced

We can hardly _________(想像) life without electricity.

--Hi, Tracy, you look tired.
    --I am tired. I _____the living room all day.
    A. painted   B. had painted  C. have been painting  D. have painted

Be careful when you open an unknown document. It might contain the deadly virus which could entirely ______ your computer system in a minute.

　 A. break down　 　　B. crash　 　　　　　C. block out　 　　　 D. dissolve

-What do you think of the book??　-Oh, excellent. It is worth _____ second time.

　 A. to read a 　 B. to read the

　 C. reading a 　 D. being read the

For holidays，many people visit those islands________the coast of Australia.

A．in 　　 B．on　　　 C．off 　　 D．of

______ by Yang Liwei’s speech，the students are determined to study even harder.

A. Deeply moved

B. Having deeply moved

C. To be deeply moved

D. Moving deeply

-I heard Back Street would sing at the New Theater.?-Where did you _____?

　 A. pick that up 　 B. put that up C. make that up 　 D. take that up

You　　 pay too much attention to your reading skill, as it is so important.

A. can’t　　　　 B. should　　　　　 C. must　　　　　　 D. needn’t

My new dictionary is missing. Who _________ have taken it?
 A. should     B. must     C. would     D. could