科普英语复赛模拟题.doc

1上海市第六届上海市第六届““上外双语杯上外双语杯””小学生科普英语竞赛小学生科普英语竞赛决决赛赛试试卷卷 （高年级组）（高年级组）Part I Listening：：20 分分Please listen carefully and fill in the blanks. The passages below will be read twice. Passage 1Earth is ① by a layer of air. This layer is called the atmosphere. The air may be warm or cold. It may be dry or ② . Different kinds of air ③ with each other all the time. This ④ wind, clouds, precipitation, and ⑤ . Passage 2The Nature is our mother. It ① us what we need, such as air, water, food and etc.. However, many of us do not know the ② of Mother Nature. In order to satisfy (满足) our need, we have done much ③ to the Nature. We cut ④ trees, but do not replant any; we burn mine and oil, and want more…The Nature is ⑤ !Passage 3Owls are the only nocturnal ① of prey. They sleep during the day and ② at night. They ③ live rodents, frogs, toads and repiles to eat. Owls swallow their prey whole. Owls have ④ , hooked claws. They use their claws to ⑤ their prey. Passage 4Fire was ① to give heat and light and to cook food. It also ② off wild animals. Fire is considered one of the ③ discoveries ----just imagine what our lives would be like without it! Fire changed human behaviour. When people gathered round a fire, it brought them closer together. This caused them to ⑤ language and ④ ideas and beliefs.总分：100 分；时间：60 分钟 请将答案写在 “答题纸”上，准考证号、姓名、学校、年级信息填写有误者不计成绩。

2Part II Vocabulary （词汇）：（词汇）：10 分分1.Choose correct words in the right form to fill in the blanks. 选择正确的词以正确的形选择正确的词以正确的形式填空式填空 （（2.5 分）分）1)Bark is dead but it the living trunk inside! 2)When tree is , it flowers. 3)1.7 meters is the length of an adult harp seal.4)Because people are taking over more land, many wild animals are becoming .5)Owls’ necks are for they can turn their heads around to see behind them. 2.词汇归类：在词汇归类：在 A、、B、、C、、D 四选项中，有一个与其他三个不属于同一范畴，将其选四选项中，有一个与其他三个不属于同一范畴，将其选出。

出 （（2.5 分）分） 1)A．meatB．saltC．fatsD．minerals2)A．coldB．feverC．medicineD．temperature3)A．basketballB．soccerC．coachD．tennis4)A. feelB. pushC. pullD. press5)A. an e-mailB. a computer gameC. softwareD. a mouse 3.Write correct words according to the first letter. 根据首字母填空根据首字母填空 （（5 分）分）1)Jaguars are good swimmers, but they are not good r . 2)Food chains show the c between plants and animals. 3)Ants are social animals and they live in large and well-o societies. 4)If you rub two pieces of plastic together, they will produce some e . Word Bank green average mature flexible endangered dangerous protect35)On May 12th, 2008, an e measuring 8 on the Richter degree happened in Wenchuan area, Sichuan Province. Part III Knowledge Quiz （知识小测验）：（知识小测验）：20 分分Choose the correct answer.1)A magnet（磁铁） can attract________________. A. a copper object B. an iron objectC. a plastic object D. a wood object2)If you heat a piece of ice, it will___________. A. meltB. expandC. disappearD. move3)Which of the following is correct? A. The Internet is the most powerful tool for information exchange.B. The Internet is an object that we can touch.C. The Internet is a collection of computers. D. The Internet is e-mail.4)In order to_______, the surfaces（表面） of a bike's wheels are made to be rough. A. produce higher speed B. produce lower speedC. create less friction （摩擦） D. create more friction5)If on a very cold day when the temperature is a little above 0°C, you breathe on the glass of a window, what will you see on the glass? A. air B. ice C. dirt D. water 6)It's caused by a virus that travels through the air when an infected person coughs or sneezes. The virus infects your lungs and makes your whole body feel terrible．It gives you a fever，makes you cough and your body ache. What is it? A．a cold B．lung cancer C. a headacheD. the flu7)It falls to the ground on cold days．The process of how it happens goes as follows: Water drops in the clouds freeze to make tiny crystals（结晶） of ice．The crystals get bigger and bigger. Finally, they are heavy enough to fall out of the clouds and drop to the ground．What is it? A．rainB．snowC．windD. hail8)It is a sport．In the match，each team can have at most 11 players on the ground at a time．Artificial turf（草皮） is now being widely used in the matches of this sport to replace natural grass. What is it?A．basketballB．baseballC. volleyballD．soccer49)It helps you breathe and smell．It cleans the air before it goes into your body．It also warms up the air in winter before it enters your body．What is it? A．nose B．lips C．tongue D．eyes 10) It is the third planet．It is l 50,000,000 kilometers away from the sun．It is estimated to be over 4.5 billion years old．The planet rotates once every 23 hours，56 minutes，and 4.09 seconds．It has a total surface area of 196,800,00 square miles．What is it?A．the sun．B．the earth．C．the moon．D．MarsPart I。