Unit2Healthyeatingusinglanguage課時作業(yè)3

1、Unit 2 Healthy eating using language課時作業(yè)第一節(jié) 語法填空 （每小題1.5分，滿分15分）If you go out to the fields at night in spring or summer, you can hear frogs singing _1_(joy) here and there. It seems as if they were performing a field symphony（交響樂）.The frog is a good and useful cre

2、ature that benefits human beings. They can catch fast-moving insects. Each frog eats a large number of pests that are _2_(harm) to crops. This little creature is regarded _3_“the natural enemy of pests”._4_, frogs are getting fewer and fewer now. This is_5_they are killed and put on the table as a d

3、elicious dish by their chief enemy, human beings. It is a shameless and cruel act, isnt it? Another reason responsible for the rapid reduction of frogs is _6_farmers use insecticides (殺蟲劑) to kill pests and frogs get _7_(kill)as a result of drinking poisoned water or eating poison-killed insects.Som

4、ething must be done without delay _8_(save) frogs. If we dont punish those _9_sell and kill frogs to make money, then one day all of us _10_(punish) by nature for failing to keep the balance of nature.第二節(jié)：應(yīng)用文寫作（15分）假如你是李華，正在英國參夏令營(summer camp)活動，已到英國兩個星期了，并住在英國學(xué)生Carol家里。你給媽媽寫信介紹你在英國的情況。內(nèi)容包括：1. 住家（ho

5、st family）的情況；2. 夏令營有參觀博物館、參觀著名景點(diǎn)、到英國著名高中參加課堂活動等。3. 你對夏令營活動的感受。注意：1.次數(shù)80左右；2.適當(dāng)增加細(xì)節(jié)，以使行文連貫。Dear Mom,Ive been in England for two weeks. Everything is going on very well here._第二節(jié) 七選五 （共5小題；每小題2分，滿分10分） 根據(jù)短文內(nèi)容，從短文后的選項中選出能填入空白處的最佳選項，選項中有兩項為多余選項。 Every rainy season, the mountain gorillas (大猩猩) of Centra

6、l Africa migrate to the foothills and lower parts of the Virunga Mountains to feed on bamboo. For the 650 or so that remain in the wild, its a vital food source. 1 Gorillas arent the only locals keen on bamboo. For the people near the mountains, its a valuable raw material used for building houses a

7、nd making household items. But in the past 100 years, resources have come under increasing pressure as populations have exploded and large areas of bamboo forest have been cleared to make way for farms. 2 All over the world, the ranges of many bamboo species appear to be reducing, endangering the pe

8、ople and animals that depend upon them. A report published by the UN Environment Programme has revealed just how profound our ignorance of global bamboo resources is.Bamboo is a wonder plant. Its ecological role extends beyond providing food and habitat for animals. Bamboo tends to grow in stands ma

9、de up of groups of individual plants that grow from root systems. Its extensive root systems are crucial in preventing water loss and soil erosion. 3 In India 25% of paper produced is made from bamboo fiber, and in Brazil, 100,000 hectares of bamboo are grown for its production. Because of its flexi

10、bility and strength, it has traditionally been used in construction. Bamboo is often the only readily available raw material for people in many developing countries. 4 Ray Townsend, vice president of the British Bamboo Society, says, “Some plants are threatened because they cant survive in the habit

11、atthey arent strong enough or there arent enough of them, perhaps. But bamboo can take care of itself-it is strong enough to survive if left alone. 5 ” When forest goes, it is transformed into something else: there isnt anywhere for forest plants such as bamboo to grow if you create a cattle grass l

12、and.A. Sadly, this isnt a single story.B. It is the physical disturbance that is the threat to bamboo.C. Until now, bamboo has been viewed as a second-class plant.D. Without it, their chances of survival would be reduced significantly.E. Besides, bamboos most immediate significance lies in its econo

13、mic value.F. More than a billion people rely on bamboo for either their shelter or income.G. Despite bamboos value in economy and ecology, its situation is all the more worrying. 第三節(jié)：短文改錯(共10小題；每小題1分，滿分10分)假定英語課上老師要求同桌之間交換修改作文，請你修改你同桌寫的以下作文。文中共有10處語言錯誤，每句中最多有兩處。每處錯誤僅涉及一個單詞的增加、刪除或修改。增加：在缺詞處加一個漏字符號()，

14、并在其下面寫出該加的詞。刪除：把多余的詞用斜線()畫掉。修改：在錯的詞下畫一橫線，并在該詞下面寫出修改后的詞。注意：1.每處錯誤及其修改均僅限一詞；2只允許修改10處，多者(從第11處起)不計分。Last week, my friends and me went to watch Jay Chous performance in Guangzhou. There are crowds of cheerful fans there, many of who came from other cities. Jay began his performance with one of his most

15、 famous song. We all cheered and shouted out his name, but some even cried with joy. When Jay began to sing the seventh song it called Sunny Day, it started to rain. Therefore, the concert was not interrupted and we got even more exciting in the rain. At last, Jay finished the concert with a speech,

16、 thank his fans for always supporting him. What memorable experience!第四節(jié) 應(yīng)用文寫作閱讀下面短文，根據(jù)其內(nèi)容寫一篇60詞左右的內(nèi)容概要。（25分） Feeding the worlds growing population is a big challenge, and it is about to get bigger. Right now, a little more than 7.3 billion people share the planet. By 2050, some scientists estimate,

17、 the worlds population may reach 9 billion. Although many people dont believe it, that is the conclusion reached by some scientists. Just three cropswheat, rice and cornprovide more than two-thirds of the calories that people consume. Such crops, and a small number of other important crops, come fro

18、m farming regions sometimes referred to as “breadbaskets”. These areas often occupy a relatively small portion(部分) of the globe. Worse still, the breadbaskets are easily affected by bad weather. Events such as widespread flooding or extended heat wave can kill crops. Thats especially true if the bad

19、 weather occurs when a crop is young, fruiting or approaching harvest.Unfortunately, big crop failures in two or more breadbaskets could lead to what researchers call a “food shock”. That means an overall shortage of food would occur. Extreme food shocks used to happen every century. Or to put it an

20、other way, thats only about once in very four generations of humans. However, according to studies, as the climate warms, high and low temperatures become more extreme, and by 2050, food shocks could occur about once every 30 years. In other words, a person born in the middle of the current century

21、might live through two or three extreme food shocks during their lifetime.So what can people do to help avoid food shocks? Making agriculture efficient is one choice. But one of the most effective ways to fight against food shocks might be to cut down on food waste. “If we could cut food waste in ha

22、lf,” said Seth Cook, a British environmental scientist, “we could feed an extra billion people.”概要寫作（滿分25分） Feeding the worlds growing population is a big challenge, and it is about to get bigger. Right now, a little more than 7.3 billion people share the planet. By 2050, some scientists estimate, t

23、he worlds population may reach 9 billion. Although many people dont believe it, that is the conclusion reached by some scientists. Just three cropswheat, rice and cornprovide more than two-thirds of the calories that people consume. Such crops, and a small number of other important crops, come from

24、farming regions sometimes referred to as “breadbaskets”. These areas often occupy a relatively small portion(部分) of the globe. Worse still, the breadbaskets are easily affected by bad weather. Events such as widespread flooding or extended heat wave can kill crops. Thats especially true if the bad w

25、eather occurs when a crop is young, fruiting or approaching harvest.Unfortunately, big crop failures in two or more breadbaskets could lead to what researchers call a “food shock”. That means an overall shortage of food would occur. Extreme food shocks used to happen every century. Or to put it anot

26、her way, thats only about once in very four generations of humans. However, according to studies, as the climate warms, high and low temperatures become more extreme, and by 2050, food shocks could occur about once every 30 years. In other words, a person born in the middle of the current century mi

27、ght live through two or three extreme food shocks during their lifetime.So what can people do to help avoid food shocks? Making agriculture efficient is one choice. But one of the most effective ways to fight against food shocks might be to cut down on food waste. “If we could cut food waste in half,” said Seth Cook, a British environmental scientist, “we could feed an extra billion people.”_參考答案語法填空1joyfully 2.harmful 3. as 4. However 5. because6. that 7. killed 8. to save. 9.who 10 . will be punished七選五 .DAEGB寫作Dear Mom， Ive been in England for two weeks. Ever