[单项选择]（　） kinds of matter in the world.
A. There is a few million
B. That there are millions
C. There are a few million
D. It is millions

[单项选择]Krashen identifies three kinds of affective variables related to second language acquisition: （）.
A. motivation, self-confidence and anxiety
B. comprehension, acquisition and anxiety
C. input, competence and self-confidence
D. situation, motivation and self-confidence

[单项选择]Astronomers believe that matter in different parts of the universe（　）
A. obeys different laws.
B. obeys one common law.
C. obeys the same laws.
D. obeys no common law.

[单项选择]Anxiety about financial matter lessened somewhat when, in 1910, the United States accepted responsibility for Liberia's survival.（　）
A. descended
B. faded
C. diminished
D. highlighted

[填空题] Among the kinds of social gestures most significant for second-language teachers are those which are (26)______ in form but different in meaning in the two cultures. For example, a Colombian who wants someone to (27)______ him often signals with a hand movement in which all the fingers of one hand, cupped, point downward as they move rapidly (28)_______. Speakers or English have a similar gesture through the hand may not be cupped and the fingers may be held more loosely, but for them the gesture means goodbye or go away, quite the (29)______ of the Colombian gesture. Again, in Colombian, a speaker of English would have to know that when he (30)________ height he most choose between different gestures depending on whether he is (31)_______ a human being or an animal. If he keeps the palm of the hand (32)_________ the floor, as he would in his own culture when making known the height of a child, for example, he will very likely be greeted by laughter, in Colombia this gesture is (33

[单项选择]How many kinds of advertisements are mentioned in the passage


A. 7.
B. 5.
C. 4.
D. 6.

[单项选择]You should ask any questions regarding this matter of Dr. Raphael or one of ______ assistants.
A. he
B. him
C. his
D. himself

[单项选择]Diffusion is the spontaneous spreading of matter caused by the random movement of molecules.（　）
A. pattern1ess
B. whirling
C. constant
D. rampant

[单项选择]（） doesn't matter much.
A. The disturbance of sleep
B. The disturbance of dreaming
C. The personality disorder
D. Each of the above

[单项选择]What' s the matter with the man


A. He has a cold.
B. He has the flu.
C. He has a stomachache.
D. He has a headache.

[单项选择] Land pollution involves many kinds of wastes. For many years, all wastes were dumped 61 sanitary (卫生的) landfills. Sanitary landfills are large pits where garbage is buried under layers of dirt. When hazardous wastes are put in these landfills, toxic (有毒的) substances can seep into the groundwater and enter the food chain. Hazardous wastes are those kinds of wastes that are 62 or dangerous to the environment. They can be poisonous, corrosive (腐蚀性的), flammable, explosive, or radioactive (放射性的). They can pollute the air or 63 fires or explosions. These wastes can also cause 64 problems for humans and animals. For these reasons, it is important to dispose 65 hazardous wastes in secured landfills where they cannot leak. A secured landfill is located on clay ground, and the pits are lined with plastic and nylon sheets to 66 the hazardous wastes in the pit. One kind of hazardous wastes, radioactive waste, involves a special disposal problem. Radioactive waste is created by industri
A. living
B. live
C. lively
D. alive