3 .         to a top university, as in China, is also what many American students have been dreaming of.

A．Admitted	B．Being admitted
C．Having been admitted	D．To have been admitted

4 . I asked the kids to go out to play, because I wasn’t accustomed to ______ when I was working.

A．interrupting

B．interrupt

C．interrupted

D．being interrupted

5 . The flat terraces catch the rainwater and prevent the soil from         .

A．washing away	B．washed away
C．having washed away	D．being washed away

6 . ________ to English as much as possible is regarded as the best way to learn English well.

A．Exposing

B．Exposed

C．Being exposed

D．Having exposed

8 . ______ strong sunlight for a long time in summer will cause serious burns, which will make you suffer.

A．Exposed to

B．Exposing to

C．Expose yourself to

D．Being exposed to

9 . Evidence has shown astronauts have been affected severely because of ____ to long periods of weightlessness.

A．exposing

B．exposed

C．being exposed

D．having exposed

10 . Word came that the discovery of new evidence led to_____.

A．the thief having caught	B．catch the thief
C．the thief being caught	D．the thief to be caught