五百基础词汇定义，造句，和练习答案（4）

1. Vapor / 'veipatr) / moisture in the air that can be seen; fog; mist

a. Scientists have devised methods for trapping vapor in bottles so they can study its make-up.
b. He has gathered data on the amount of vapor rising from the swamp.
c. A vapor trail is the visible stream of moisture left by the engines of a jet flying at high altitudes.

2. Eliminate / r'hrruneit / get rid of; remove; omit

a. When the railroad tracks are raised, the danger of crossing will be eliminated.
b. When figuring the cost of a car, don't eliminate such extras as air conditioning.
c. If we were to eliminate all reclining chairs, no one would fall asleep
while watching television.

3. Villain / 'vilon / a very wicked person

a. A typical moving picture villain gets killed at the end.
b. The villain concealed the corpse in the cellar.
c. When the villain fell down the well, everyone lived happily ever after.

4. Dense / dens / closely packed together; thick

a. The dense leaves on the trees let in a minimum of sunlight.
b. We couldn't row because of the dense weeds in the lake.
c. His keen knife cut through the dense jungle.

5. Utilize / 'ju.talarz / make use of

a. No one seems willing to utilize this vacant house.
b. The gardener was eager to utilize different flowers and blend them in order to beautify the borders.
c. Does your mother utilize leftovers in her cooking?

6. Humid / 'hju.rnid / moist; damp

a. It was so humid in our classroom that we wished the school would buy an air conditioner.
b. New Yorkers usually complain in the summer of the humid air.
c. Most people believe that ocean air is quite humid.

7. Theory / 'Orori / explanation based on thought, observation, or reasoning.

a. Einstein's theory is really too difficult for the average person to understand.
b. My uncle has a theory about the effect of weather on baseball batters.
c. No one has advanced a theory explaining the beginnings of writing.

8. Descend / dr'send / go or come down from a higher place to a lower level

a. If we let the air out of a balloon, it will have to descend.
b. The pilot, thinking his plane was in peril, descended quickly.
c. Knowing her beau was waiting at the bottom of the staircase, Eleanor descended at once.

9. Circulate / 'ss.kjolert / go around; go from place to place or person to person.

a. A fan may circulate the air in summer, but it doesn't cool it.
b. My father circulated among the guests at the party and made them feel comfortable.
c. Hot water circulates through the pipes in the building, keeping the room warm.

10. Enormous / r'no.rnos / extremely large; huge

a. The enormous crab moved across the ocean floor in search of food.
b. Public hangings once drew enormous crowds.
c. The gallant knight drew his sword and killed the enormous dragon.

11. Predict / prr'dikt / tell beforehand

a. Weathermen can predict the weather correctly most of the time.
b. Who can predict the winner of the Superbowl this year?
c. Laura thought she could predict what I would do, but she was wrong.

12. Vanish / 'vseru] / disappear; disappear suddenly

a. Even in California the sun will sometimes vanish behind a cloud.
b. Not even a powerful witch can make a jealous lover vanish.
c. Give him a week without a job and all his money will vanish.


Answer:

1. humid 2. vanish 3. dense 4. perdict 5. villain 6. vapor
7. enormous 8. theory 9. utilize 10. descend 11. eilminate 12. circulate


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五百基础词汇的使用和练习（4）