2019-2020学年人教版英语必修2课时作业：Unit 4 Section Ⅱ （二）

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1、课时作业( 二)对应学生用书 P41基础题 单词拼写1The doctor advised him to try to avoid foods which _ (含有) a lot of fat答案：contain2We must let everyone know the _ (重要性) of environment protection答案：importance3An unhappy home environment can _ (影响) a childs behaviour答案：affect4China is getting more and more _ (强大的) in the wo

2、rld答案：powerful5It will greatly _ (威胁) the peace in the Middle East答案：threaten6The severe drought has e_ crops throughout the area答案：endangered7Fruit juices can be h_ to childrens teeth答案：harmful8The disease failed to r_ to the new drugs the doctor applied答案：respond9It is c_ that the earth goes aroun

3、d the sun答案：certain10We really a _ everything youve done for our daughter答案：appreciate 选词填空in danger of； as a result； in peace； long to do； in relief； burst into laughter； protect from ； pay attention to； be employed to do； hunt for1The wounded boy was _ infection (感染) for lack of medicine答案：in dang

4、er of2The naughty boy spends too much time playing computer games _， he failed the exam this time答案：As a result3We should try our best to _ our environment _ being polluted答案：protect；from4Can he _ work in this company?答案：be employed to5Everyone in the classroom _ after the teacher told a joke答案：burs

5、t into laughter6I have _ go on holiday in the beautiful mountains答案：longed to7Since the invasion of foreign troops， the people in Iraq are no longer _答案：in peace8Hearing the news that our team had won the game， we smiled at each other _答案：in relief9We should _ much_ protecting our environment答案：pay；

6、 attention to10The parents are _ every station _ their missing child答案：hunting；for 单句语法填空1When she heard her friends call her name， she turned _ and waved to them happily答案：around2On hearing the news， Mary burst _ laughter while Lucy burst _ crying答案：into； out3_strange a plant! Id never seen it befo

7、re I came here答案：How 4Because of the bad weather， the number of visitors to the museum decreased _ 6%答案：by5If the ocean becomes too salty， certain species of marine life will die _答案：out6A fast food restaurant is the place_， just as the name suggests， eating is performed quickly答案：where7We appreciat

8、ed _ (invite) to your birthday party答案：being invited 8Wed better leave things _ they are until the police arrive答案：as 9_ (pollute) water will make fish in it die out答案：Polluted10Great attention should be paid to_ (protect) the water from being polluted答案：protecting 单句写作1She _ (建议待在那里) for another da

9、y答案：suggested staying there2As a matter of fact， his opinion will not _ (影响我的决定) 答案：affect my decision3The project was finished _ (按计划的那样)答案：as it had been planned4 Most people pay no attention to _(节约用水)答案：saving water5_ (真是让人欣慰) to hear that he survived the accident答案：It was a relief能力题阅读理解AAs man

10、y as 10 of the 17 kinds of penguins (企鹅 ) may be in danger of Pdisappearing The number of penguins has decreased by 30% since 1987Penguins are black and white birds that live in the southern part of the world They are common in South America， New Zealand， Australia and South Africa Many live near co

11、ld waters But some live near warm waters in Galapagos Islands Penguins cannot fly， but they are fine swimmers Penguins eat fish and krill (磷虾)The warming of the earth is the reason for the decrease in the number of penguins The heating of the air has caused ocean waters to become warmer Higher water

12、 temperatures have reduced the supply of fish and krill Some years later these birds are completely unable to reproduce (繁殖) Besides， many adult penguins die of hungerWidespread (广泛的) fishing， exploration for oil and oil leaks also W1 W2make penguins be in danger Poisonous things in ocean waters are

13、 another danger Penguins also have their enemies， including wild dogs， sharks， sealsand sea lionsW3News about penguins is not all bad， however Several years ago， oil leaking from a ship hurt 40% of the penguins in South Africa The penguins became covered with oil But thousands of people helped clean

14、 and treat the birds well Then they returned the penguins to the wild Now these South African penguins are reproducing in higher numbers than before the oil leaking篇 章 导 读 ： 本 文 是 一 篇 说 明 文 。文 章 介 绍 了 企 鹅 数 量 急 剧 减 少 的 原 因 。1The first paragraph tells us that _Asome new kinds of penguins appearB all

15、the penguins are in danger of disappearingC the number of penguins has decreased by 30% since 1987Dthere are twentyseven kinds of penguins in all答案：C 段落大意题。由第一段第二句“The number of penguins has decreased by 30% since 1987 ”可知，从 1987 年到现在，企鹅的数量减少了30%。2What colours are penguins?AThey are blackB They are

16、whiteC They are black or whiteDThey are black and white答案：D 细节理解题。由第二段第一句可以得出答案为 D。3We can learn from the passage that penguins _Acan swim better than flyBcan be found near Oceania (大洋洲)Ceat fish onlyDlive only in cold waters答案：B 推理判断题。企鹅不会飞，因此 A 项不正确；除了吃鱼 ，企鹅还吃磷虾，排除 C 项；由第二段第三、四句可知 D 项错误；而第二段提到人们可以

17、在澳大利亚发现企鹅，因此 B 项(企鹅能够在大洋洲被发现)是正确的。4Which of the following is NOT the cause of penguins decrease in numbers?AOil leakingBWidespread fishingCHumans killingDWarming of the oceans答案：C 推理判断题。由最后一段石油泄漏后，人们都主动帮助企鹅可知，人类对企鹅的态度相当友好。A、B、D 三项在第三、四段均提到了。故选C。W重 点 单 词1exploration n 勘探；探测；探险2leak n (油、水、煤气等的)泄漏 v 漏

18、泄；漏出3seal n海豹；封条P重 点 短 语(be) in danger of 处于 的危险之中BThe Horn of Plenty is one of the largest natural health food stores within the Greater Hamilton area We are big supporters of buying locally and we are here to tell you why it is so important for your family， the community and the environment The co

19、ncept of buying locally is simple: buy food produced， grown， or raised as close to your home as possible Not only will your food be fresher and tastier， but you are helping protect the environment and are supporting businesses within your community and reducing pollutionBetter for the environment Su

20、stainability (持续性) and global warming are such hot topics at the moment， and many people want to do their bit to help support a healthier environment Small action carried out by many people can make a big difference Most materials in an average North American meal have traveled about 1，500 miles to

21、get from farm to plate To cut out a big part of this travel would greatly reduce not only pollution from transportation and refrigeration but also customers expenses as well Taste and nutritional contentLocallygrown fruits and vegetables are usually sold within 24 hours of being harvested Because th

22、ey are picked at the height of ripeness (成熟) and travel only a short distance to the market， their freshness， nutrition， and flavor are kept Produce trucked in from far away may lose both taste and nutritional content Community and home valuesWhen you buy direct from a farmer or buy locallygrown foo

23、ds， you are engaged in a timehonored tradition between a grower and an eater You also help keep dollars within your community5It can be inferred from the third paragraph that _Aglobal warming is the most serious problem nowBNorth American food is rich in various kinds of materialsCthe increased cost

24、 of transporting food is passed on to the customersDmost people support buying locally答案：C 推理判断题。根据第三段的内容可知，北美餐桌上的食物是经过长途跋涉才到了那里，其中要有运输费、保存费等，这些额外增加的费用都是要消费者支付的。6Locallygrown fruits and vegetables taste good mostly because _Athey are picked when they are fully grownBthey are not polluted by chemical

25、 fertilizerCthey can be harvested at any timeDthey are sent to the market at a high speed答案：A 细节理解题。根据倒数第二段中“Because they are picked at the height of ripeness (成熟) and travel only a short distance to the market， their freshness， nutrition， and flavor are kept ”可知，当地的水果和蔬菜不需要长途运输，因此它们都在成熟时被采摘，所以才能保持最

26、佳的口味和最高的营养。7According to the author， when you buy locallygrown foods _Ayou can see how fruits and vegetables growByou will contribute to protecting the environmentCyou will become much healthier and prettierDyou are making money from your community答案：B 细节理解题。根据第二段中“Not only will your food be fresher

27、 and tastier， but you are helping protect the environment and are supporting businesses within your community and reducing pollution ”可知 ，在你购买当地农产品的同时，你也为环保作出了贡献。故选 B 项。8What does the passage mainly talk about?AThe way to keep your food tasty and healthyBThe popularity of the Horn of PlentyCThe importance of protecting the environmentDThe benefits of buying locally 答案：D 主旨大意题。由全文内容及主旨段第一段可知 ，本文主要讲了在当地购买农产品，对消费者而言，不仅能享用到高品质、高新鲜度的农产品，而且还能为保护环境作出贡献，也就是购买当地生产的农产品的益处。故选 D项。