Section I Vocabulary（10 points
Directions: There are 20 incomplete sentences in this section. For each sentence there are four choices marked A,B,C and D. Choose the best one to complete the sentence. Then blacken the corresponding letter on the ANSWER SHEET with a pencil.
1. Oil is an important ___________ material which can be processed into many different products including plastics.
A. raw B. bleak
C. flexible D. Fertile
2. The high living standards of US cause its present population to ___________ 25 percent of the world’s oil.
A. assume B. consume
C. resume D. Presume
3. You shouldn’t be so _________ I didn’t mean anything bad in what I said.
A. sentimental B. sensible
C. sensitive D. Sophisticated
4. Picasso was an artist who fundamentally changed the __________of art for later generations.
A. philosophy B. concept
C. viewpoint D. Theme