2. Usually the weather in the wetlands is _____.
[ ]
A. hot
B. pleasant
C. cold
D. dry
B. pleasant
C. cold
D. dry
3. The World Wetlands Day is on _____.
[ ]
A. April 22
B. June 25
C. February 2
D. March 22
B. June 25
C. February 2
D. March 22
4. We must protect wetlands because _____.
[ ]
A. they are home for wildlife
B. they can prevent flood
C. they can offer food to the animals and birds
D. all of the above
B. they can prevent flood
C. they can offer food to the animals and birds
D. all of the above
5. The best title for the passage is _____.
[ ]
A. China's Wetlands Have All Entered the World's List
B. Wetlands-Home for Wildlife and Human Beings
C. Special Animals in the Chinese Yellow Sea Wetlands
D. Wetlands-Valuable Recourses (珍贵资源) of Land on the Earth
B. Wetlands-Home for Wildlife and Human Beings
C. Special Animals in the Chinese Yellow Sea Wetlands
D. Wetlands-Valuable Recourses (珍贵资源) of Land on the Earth
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| Food is everywhere in our lives. There are advertisements for food 1 on TV and in magazines. It's not surprising that many people eat three big 2 a day, and then they have lots of snacks 3 . Doctors say that people 4 eat like pigs. They should eat like birds! It's good for you to have four or five small meals a day. You should eat small amounts of food by taking small bites while eating. It can be 5 for you to eat two or three big meals a day, but these food habits are very 6 to change. Some people never change their eating habits. Other people are 7 to change. When they go to a restaurant, they 8 boiled (煮熟的) fish or chicken, and vegetables. They don't eat a rare steak (牛排) and sour cream. Doctors say that boiled food are good for people. They are better than fried foods. Sometimes, people don't have 9 time to think about food. At lunchtime many people run into a fast-food restaurant for lunch and eat a hamburger and French fries. While they are eating, they drink a soft drink. They can eat up a whole meal in 10 20 minutes. This is good for their daily timetable. But it is not very good for their digestive system or their weight! | ||||
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| We're lucky to live in a rich country where we have many things. However, most of us usually 1 some things. Electricity is one thing that we waste most. Lights, TVs, 2 and other things are often kept on even when no one is using them. We should turn them off when we don't need them. It 3 less a second to do it. Anyhow, not wasting electricity saves money, because we don't have to 4 the electricity we do not use. The second thing that we often waste is water. Fresh water is precious (珍贵的), 5 it shouldn't be wasted. It is only a simple matter of turning off a tap. I am sure 6 can do this easily if he wants to. 7 big waste is food. My mother 8 cook so much food that much of it was thrown away. I told her we had wasted so much food. She thought I was right and now cooks 9 what we can eat. It is 10 to be wasteful. I find there is a simple way of not wasting things. That is to use only what we need. Do not touch what we do not need. In this way we can stop being wasteful. | ||||
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| Do you want to look slim and thin? Then come to read the "golden rules!" 1. Eat 1 . That means not to have a quick dinner. The key strategy (策略) is to chew (咀嚼) each mouthful 40 times; 2. Eat food 2 distractions (分散注意力的事): no television, no 3 the paper, no nervous conversations; 3. Stop 4 when you feel comfortably full. If you are chewing properly, you will simply not be able to eat huge meals; 4. There should be an interval (间歇) of four to five hours 5 two meals-too many snacks make the digestion (消化) 6 ; 5. You should remember to 7 breakfast and lunch as your largest meals; 6. Don't eat too 8 in the evening. For the best, your evening meal should 9 before 6 pm. It should be small and 10 only easily digested foods, no raw (生的) vegetables or fruit. | ||||
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| Computers can injure (伤害) you. Most other injuries happen suddenly. For example, if you fall over a bike and break your arms, it happens very 1 . But computer injuries happen slowly. You probably know how to ride a bike safely. Now learn to use a computer safely. Your eyes 2 light can injure your eyes, 3 never sit too close to a computer screen. Your eyes should be 4 50 centimeters (厘米) on the screen. 5 remember to look away from it. This gives your eyes a rest. When you use a computer, the window 6 be on your left or your right. If it is behind you, the light will reflect on (反射) the screen. If the window is in front of you, the sun and the screen will 7 shine into your eyes. Your hands and wrists (手腕) Hand and wrist injuries can happen because the hands and wrists are moved in the same way hundreds of times. If you use a keyboard for a long time, 8 these three rules: 1)Rest your wrists on some-thing. 2) Keep your elbows (肘) at the same height as the keyboard. 3) Stop sometimes and exercise your hands, wrists and fingers in a different way. Your back Some people sit for many hours in front of a computer. If you sit in the wrong way, you can injure your back or your neck. So you should sit with your back straight. The top part of the screen should be in front of your eyes. Your forearms, wrists, hands and the upper part of your legs should all be parallel (平行) to the floor. If you are sitting for a long time, get up every 30 minutes and 9 your arms, legs and neck. 10 your computer, but use it safely. | ||||
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