Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 33 to 37.
The (33) _____ of the earth is caused by exhaust gas from automobile engines, factories and power stations. Carbon dioxide goes up into the atmosphere, and it forms a kind of factories that keeps or rather allows the sunshine in but stop the earth’s heart (34) _____ getting out. It works like a greenhouse, that’s why we call it the Greenhouse Effect.
Because of this effect, the earth is getting warmer all the time. This (35) _____ in temperature will cause big changes to the world's climate. The sea level will rise, the ice covering the poles will melt and cause the sea level to rise.
The second problem is the (36) _____ of the ozone layer. Certain chemicals float up to the sky and react with the ozone layer, and they make holes in it. Because of these holes the ultraviolet rays can shine directly to the earth. Many people are now starting to suffer from skin cancer.
The sulfurous smoke from factories and power stations mixes with rain clouds and gets blown by the wind and then falls as acid rain (37) _____ destroys lakes and forests.
These three problems threaten our environment at the end of the twentieth century. Unless we do something about them quickly, we, human race, may disappear from the face of the earth.
Điền vào số (37)
A. it
B. which
C. what
D. they
Giải bởi qa.haylamdo.com
Đáp án B
Dùng đại từ quan hệ “which” để thay thế cho danh từ chỉ hiện tượng “acid rain” trước nó
“as acid rain which destroys lakes and forests”: mưa axit, hiện tượng phá hủy ao hồ và rừng
He was a natural singer with a voice that was as clear as _____.
By the year 2050, many people currently employed _____ their jobs.
Students can___ a lot of information just by attending class and taking good notes of the lectures.
- “I’m going out now.”
- “_____ you happen to pass a chemist’s, would you get me more some aspirins?”
She had just enough time to _____ the report before the meeting.
Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.
Assessment instruments in nursery schools they feature items and other materials different from those on elementary school tests.
Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions.
A simplified edition is easier to read than the original: it’s shorter.
“Have you _____ this contract yet?” – “Not yet. I’ll try to read it this weekend.”
– “Excuse me. I’m your new neighbor. I just moved in.”
– “_____”
Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions.
It appears that the harvest workers think they were maltreated.
We never expected that we would come up _______ so many problems at the very start of our business.
Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions.
The flood may rise higher. We have to move upstairs.
