________ in a white uniform, he looks more like a cook than a doctor.

A. Dressed　 　 B. To dress　 　　　 C. Dressing　 　　　 D. Having dressed

Weather ______,we’ll go out in the New Year’s holidays.

A.permitted

B.permitting

C.being permitted　

D.permits

The Amazon valley is very important to the natural balance of the earth．Forty percent of the world’s oxygen　　　 there．

　 A．produces　　　　　　　　 　　　 B．has produced

　 C．has been produced　　　　　　　 D．is produced

This is the best way I could think of _______ the students _______ the rules.

A. to stop; breaking　　　 B. stopping; breaking

C. stop; to break　　　　 D. stopping; to break

Summer in ______ south of France are for _____ most part dry and sunny.

　 A. / ; a 　 B. the; /

　 C. / ; / 　 D. the; the

We all a________ her for the way she saved the children from the fire.

“Aha, you’re a chain smoker!” “Only at home. Nobody _______ that but you.”

A. discovered　　　　　　　 B. had discovered

C. discovers　　　　　　　　 D. is discovering

The old professor travelled from one school to another, _______ first-hand information about the education situation in China.

A. to gather　 B. collecting　 C. getting together　 D. to get together

---- This book by Tony Garrison is of great use for our course.

   ---- But I think his latest one is ______ worth reading.

A. better         B. more          C. most          D. very

_______he is, he seldom shows his precious coins to others.

A. Coin-collector as 　 B. As a coin-collector

C. A coin-collector as 　 D. Coin-collector that