| 1. 难度：中等 | |
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Air is around us. However, with the development of modern society, air pollution has become one of the most serious problems in the world today. People polluted the air with gas and smoke produced by machines. 1. 2. Automobiles and planes cause pollution, but they provide people with transportation. Factories cause air pollution, too, but they provide people with jobs and products. In crowded cities, thousands of automobiles and factories can add tons of pollution to the air every day. 3. It makes the clear sky look cloudy and the air smell bad. It is harmful to everyone's health. Air pollution damages the plants that provide us with food. Most materials are used up more quickly in polluted air than in clean air. 4. If we want to stop pollution immediately, we have to stop using many of the machines that make life easier for us. 5. Scientists and engineers can develop automobiles that produce less pollution. Word Bank： automobile汽车 A.Nobody likes air pollution. B.Pollution can be stopped slowly. C.Most of the pollution is caused by things that people need. D.Polluted air can even damage strong materials like steel. E.Badly polluted air can cause sickness and even death.
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| 2. 难度：中等 | |
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A primary school teacher decided to let her class play a game. The teacher told each child in the class to bring along a plastic bag with a few tomatoes. Each_____ would be given a name of a person that the child hated, so the number of tomatoes that a child would put in his/her plastic bag would depend on the _____ of people he/she hated. So when the day_____, every child brought some tomatoes with the names of the people he/she hated. Some had two tomatoes; some three _____ some up to five tomatoes. The teacher then told the children to carry with them the tomatoes in the plastic bag wherever they go for the week, even the toilet. Days passed by, and the children started to _____ because the tomatoes had begun to rot away and let out _____ smell. Besides, those having five tomatoes also had to carry heavier bags. After a week, when the game_____ ended, the children were relieved. The teacher asked, “How did you _____ when carrying the tomatoes with you for a week？” The children let out their frustrations and started complaining of the trouble that they had to _____ when they had to carry the smelly and ______ tomatoes wherever they go. Then the teacher told them the hidden meaning behind the game. The teacher said, “This is exactly the ______ when you carry your hatred for somebody inside your heart. The smell ______ hatred will pollute your heart and you will carry it with you wherever you go. If you cannot ______ the smell of rotten tomatoes for just a week, can you imagine ______ it is like to have the smell of hatred in your heart for your lifetime?” So throw away any hatred for______ from your heart so that you will not carry sins for a lifetime. “Learn to forgive and forget!” Word Bank relieve 解除 frustration挫折 hatred仇恨rotten腐烂的 1.A.banana B.tomato C.potato D.apple 2.A.spirit B.value C.number D.opinion 3.A.came B.flew C.happened D.appeared 4.A.since B.until C.while D.unless 5.A.cheer B.wonder C.relax D.complain 6.A.unpleasant B.similar C.serious D.different 7.A.hardly B.finally C.really D.nearly 8.A.live B.feel C.study D.stick 9.A.go through B.look after C.think of D.wait for 10.A.tasty B.tiny C.heavy D.fresh 11.A.accident B.information C.situation D.experience 12.A.of B.with C.to D.from 13.A.sense B.stand C.follow D.admire 14.A.what B.who C.whose D.which 15.A.anyone B.no one C.everyone D.someone
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| 3. 难度：中等 | |
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Today in science class, we made paper airplanes. Our teacher said, “We will see 1. airplane flies the farthest.” Most of the airplanes went farther 2. the students thought it would be. It was my turn. I threw my airplane 3. hard as I was able to. After about six or seven seconds later, it landed almost at the back of the room. “Ten meters！” said our teacher. “That is the farthest till now.” I jumped very happily. Then, there was only one boy left. He threw his airplane into the air excitedly. Finally, it landed a little farther than mine. Bill ran to pick 4. his airplane and told us that he added a clip at the front of the airplane. Everyone congratulated Bill. From this I know that we all 5. try many other ways to make our project perfect. Word Bank: clip回形针
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