According to the passage, to save our planet, biologists should work




A.with other social scientists
B.accurately and objectively
C.on social and political purposes
D.harder and harder

The mission statement of the International Movement as formulated in the "Strategy 2010" document of the Federation is to improve the lives of vulnerable people by mobilizing the power of humanity.




A.weak and unprotected
B.poor and disabled
C.deaf and mute
D.wealthy and famous

The phrase "crazy about" in the passage mostly means ______.




A."surprised at"
B."extremely interested in"
C."completely unaware of"
D."confused about"

________ ( 51 )




A.negative
B.destructive
C.harmful
D.bad

The activities of the international marketing researcher are frequently much broader than _____.




A.the domestic marketer has
B.the domestic marketer does
C.those of the domestic marketer
D.that which has the domestic marketer

The doctor advised Robert ______ to lose weight.




A.to take more exercise so that he could
B.to take more exercise if he wanted
C.that he takes more exercise
D.that he should take more exercise in order that

Paul was ........ of himself for having stolen money from his mother.




A.shy
B.ashamed
C.timid
D.embarrassed

Computers are said to be ……….…… for the development of mankind.




A.here today, gone tomorrow
B.here and there
C.here to stay
D.neither here nor there

A.determine
B.diversity
C.occupation
D.miraculous

Write a composition of about 140 words on the following topic.

"Good books are good teacher and friends ."




A.
B.
C.
D.