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发布时间:2024-07-14 02:03:50

[单项选择]Questions 11 to 13 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions.
Now listen to the passage.

What was the main harmful effect of the pest killer DDT on bald eagles
A. It limited their supply of food.
B. It made their egg shells too fragile.
C. It destroyed many of their nests.
D. It killed many baby bald eagles.

更多"Questions 11 to 13 are based on the"的相关试题:

[单项选择] Questions 62 to 66 are based on the following passage.
There are two types of people in the world. Although they have equal degrees of health and wealth and the other comforts of life, one becomes happy, the other becomes miserable. This arises from different ways in which they consider things, persons, and events, and the resulting effects upon their minds.
The people who are to be happy fix their attention on the convenience of things, the pleasant parts of conversation, the well-prepared dishes, the goodness of the wines, and fine weather. They enjoy all the cheerful things. Those who are to be unhappy think and speak only of the contrary things. Therefore, they are continually discontented. By their remarks, they sour the pleasures of society, offend many people, and make themselves disagreeable everywhere. If this turn of mind were founded in nature, such unhappy person would be the more to be critical. The tendency to criticize and be disgusted is perhaps
A. unhappy people always put themselves at rather unfavorable positions
B. unhappy people can be suitable to be leaders
C. unhappy people are always easy to become successful
D. unhappy people do not like to be mixed up with other people
[填空题]Questions 47 to 51 are based on the following passage.
America is a country that now sits atop the cherished myth that work provides rewards, that working people can support their families. It’s a myth that has become so divorced from reality that it might as well begin with the words "once upon a time". Today 1.6 million New Yorkers suffer from "food insecurity", which is a fancy way of saying they don’t have enough to eat. Some are the people who come in at night and clean the skyscrapers that glitter along-the river. Some pour coffee and take care of the aged parents of the people who live in those buildings. The American Dream for the well-to-do grows from the bowed backs of the working poor, who too often have to choose between groceries and rent.
In a new book called The Betrayal of Work, Beth Shulman says that even in the booming 1990s one out of every four American workers made less than $8.70 an hour, an income equal to the government’s poverty level for a
[单项选择] Questions 14 to 17 are based on the following passage. At the end of the passage, you will be given 20 seconds to answer the questions.
Now listen to the passage.

What is among the activities people like in the fall
A. Go and see the colors of trees.
B. Climb mountains to fly kites.
C. Clean their houses.
D. Have a fall picni
[单项选择]Questions 47 to 56 are based on the following passage.
Before refrigerators, homes usually had ice boxes. But (47) way to keep food cool without the need for electricity is to use an evaporative cooler. This is easy to make and does not even use (48) .
A. Cold (54) in a freezer, however, can keep foods in good condition fox months after the (55) season. Yet foods can be damaged if they are kept too cold The British development group Practical Action says the best way to prepare foods for storage is at (56) time while still in the field. Use a sharp knife to avoid damage.
  • stayI) covered
  • B) storageJ) under
  • C) harvest
    B. K) water
  • other
    C. L) cold
  • growing
    D. M) air
  • another
    E. N) preparation
  • ice
    F. O) take
  • cool

[单项选择] Questions 14 to 16 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions.
Now, listen to the passage.

Which one is NOT true about the waterbeds
A. They can be heated by electric mat or infrared lamps.
B. They are made from tough plastic membrane.
C. They are the best choice in the scientific test.
D. They are much safer for the piglets but hard to control.
[单项选择]Questions 18 to 20 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions.
Now, listen to the passage.


Which is NOT mentioned in the passage concerning the expedition
A. Lack of navigation equipment.
B. Severe winter in Patagonia.
C. The death of Magellan.
D. Dangers from rocks and storms.
[单项选择]Questions 17 to 20 are based on the following passage. At the end of the passage ,you will be given 20 seconds to answer the questions.
Now listen to the passage.

Why sharks are useful for humans
A. Their tasty meat.
B. The principle of their defense system against disease.
C. Their solid skin.
D. The principle of their birth modes.
[单项选择]Questions 15 to 17 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions.
Now, listen to the passage.Food thermometers can be used to do all the following EXCEPT______.
A. helping to guarantee when the food is delicious
B. preventing food from becoming too dry
C. measuring the exact temperature of food
D. guaranteeing food is cooked to a safe temperature
[单项选择]Questions 11 to 14 are based on the following passage. At the end of the passage, you will be given 20 seconds to answer the questions.
Now, listen to the passage.What conditions mentioned in the passage can lead to heart disease
A. Stroke and diabetes.
B. Overweight and diabetes.
C. High blood pressure and stroke.
D. High blood pressure and diabetes.
[单项选择]Questions 11 to 13 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions.
Now listen to the passage.

According to this passage, why the farming activities can affect the animals
A. By forcing them farming.
B. By .affecting the quality of soils.
C. By adding chemicals and polluting the waterways.
D. By ’affecting the environments they live in.

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