--- And then the ________ wind blew the roof off.

   --- Oh, you must have been ________.

   A. frightened, frightened               B. frightening, frightened

   C. frightened, frightening              D. frightening, frightening

Could people become infected ____ HIV by swimming in a pool or sitting in a bath?

   A. of             B. into               C. with                 D. to  

There are too many difficulties for us _______ . We really don’t know _______ to do.

A. to deal with, what                   B. to deal with, how

C. to do with, how                      D. to do with, what

Who do you think is the greatest man _______?

   A. lively             B. alive          C. live             D. living

________ is mentioned(提及) above, the number of the students in senior high

schools is increasing.

   A. Which          B. It                 C. What             D. As

They love their daughter so much that they are always ready to do everything they can ________ her happiness.

A. to make sure of     B. make sure of    

C. be sure of          D. to be sure of

In the history of Chinese revolution, Taierzhuang Battle was a ________ battle in which both sides suffered heavy losses.

    A. strong         B. fierce         C. hot              D. peaceful

________ some teenagers don’t realize is ________ difficult life can be after they get

addicted to drugs.

A. That, how        B. That, what      

C. What, what a    D. What, how

Please correct the mistakes ________.

A. if there are      B. there are mistakes  

 C. if any        D. if any mistakes

The ________ look on his face suggested he ________ that.

A. surprising, hadn’t expected             B. surprising, should expect

C. surprised, wouldn’t have expected       D. surprised, hadn’t expected