It’s a great pity that in many places .
A.man is not eager to make profits from trees
B.man hasn’t found out that he has lost all trees
C.man hasn’t realised the importance of trees to him
D.man is only interested in building empire

Trees are useful to man mainly in three ways, the most important of which is that they can _ _.
A.keep him from the hot sunshine
B.make him draw quick profit from them
C.enable him to build warships
D.protect him from drought and floods

All of the following are true about the 1970 survey of Antarctica EXCEPT that it .
A.was conducted by air
B.made use of radio waves
C.did not measure the exact size of the lake
D.was controlled by a satellite

Which of the following is closest in meaning to "frigid" in paragraph 1?
A.rarely recorded
B.extremely cold
C.never changing
D.quite harsh

Which of the following best describe Quvenzhané Wallis according to the passage?
A.She is a young girl fighting to survive in a poor Mississippi Delta community.
B.She has won the best actress Oscars award for her role in “Hushpuppy”.
C.She escapes a homeless shelter and deals with the death of her father.
D.She is the youngest ever nominee in the best actress category for the Oscars.

What influences your impression of a person you meet in the first time?
A.familiarity
B.intuition
C.feeling
D.knowledge

What one feels about a stranger may be influenced by something that .
A.revives one’s past memories
B.points to one’s childhood
C.strengthen one’s past behaviors
D.reminds one of one’s past treatment

Intuition described in the passage can be explained by means of .
A.signals
B.languages
C.behaviors
D.styles

Environmental pollution .
A.was not known in 1908s
B.is carelessly used
C.has bad effects
D.is the use of natural resources

Pollution .
A.can be avoided easily
B.can’t be avoided easily
C.has no relation to industrialization
D.is not caused by traffic