题目列表(包括答案和解析)
A.visiting historical places in China |
B.traveling cheaply with just one bag |
C.who love to travel and see the world alone |
D.who love to buy local things as souvenirs |
A.Come close to nature in the holiday carefully. |
B.Protect the living things in the area. |
C.Be careful not to destroy the nature beauty. |
D.Keep the local people unhappy. |
A.the hotel and the companies hire local people to help them earn money |
B.local people used to hunt and kill whales and dolphins but now they don't |
C.not many boats are used at the same time so animals aren't disturbed |
D.the cars and boats use fuel to cause pollution and make the sea dirtier |
A.It's a cheap and popular way to travel and see the world as a backpacker. |
B.We believe an ecotourism can greatly protect the nature beauty and living things. |
C.China's tourist attractions can be protected because of being visited by tourists. |
D.We’d better find good ways to share our treasures and keep them good. |
Our earth is in trouble. Our drinking water is becoming dirtier, and the air is not as clear as before. People and factories are polluting the air, rivers, lakes and seas. You might think there is nothing you can do to help. That’s not true. There are many things you can do to help the earth.
Cars burn gasoline. This will produce a lot of CO into the air. Some people believe that CO is making the earth warmer. They think CO thins the clouds above us. The clouds keep us away from the strongest sunlight. So try to walk, ride a bicycle or take a bus. And if you drive a car, drive at a steady speed. This can save some gasoline.
The biggest energy use at home is for keeping warm or coo1.So turn the air conditioner off when you don’t need to use it. Use lights that save energy.
Use fewer things that cannot be used again. When you buy something, consider those made from things that can be used again first.
A lot of water is needed for a shower. In one week an American family uses as much water for showers as a person drinks in three years! Buy a waterworks that uses less water, or take shorter showers. This can cut the use of water.
1. The writer thinks that we can do_________ for the earth.
A. something B. nothing C. little D. few things
2. If there is too much CO in the air, the earth will become _________.
A. 1arger B. warmer C. more colourful D. colder
3. The underlined word “thin” here means _______in Chinese.
A. 稀薄的 B. 使……变稀薄 C. 瘦的 D. 使……变瘦
4. We use the most energy at home for____.
A. washing clothes B. having showers
C. keeping quiet D. keeping warm or cold
5. The writer suggests ________to save water.
A. using milk to have a bath B. showering once a week
C. spending less time showering D. using a big waterworks
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短文填空
The most important drink is water. Not many people understand this but it is quite t 1 . People can l 2 for a long time without food, but they will die if two or three days w 3 water. In h 2 weather, many people do not drink e 5 water, because they don’t know how much water they n 6 . After t 7 exercise, people need more water.
The water in man’s body is m 8 more than other matters(物质). We’d better have enough water, or we may get i 9 . Water is n 10 to all the living things. There will be no l 11 if there is no water.
So we must save water and don’t w 12 water.
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