（2019新教材）外研版高中英语必修二Unit 6 Earth first课时作业(十八)（含答案）.docx

1、课时作业课时作业(十八十八) Developing ideas & Presenting ideas . 单词拼写 1. People were c_ that pets or wildlife could be affected by the pesticides. 2. His sister said he had deliberately given the hospital a f_ name and address so that they couldnt find him. 3. This book c_ little to our understanding of the sub

2、ject. 4. _(电) provides us with warmth and light and all our modern home comforts. 5. We u_ her to come to the party with us, but she protested that she was too tired. 6. The _(大多数) of people interviewed prefer TV to radio. 7. He has a large _(数量) of email to answer every day. 8. He needed emergency

3、surgery to _(去掉) a blood clot from his brain. 9. A talk was given by an engineer of this wonderful _(装置，设 备) 10. They sell a wide range of domestic _(家用电器) washing machines, dishwashers and so on. 答案1. concerned2. false3. contributes4. Electricity5. urged 6. majority7. amount8. remove9. device10. ap

4、pliances . 完成句子 1. 就我而言，我认为我们应该更关注在校儿童的安全问题。 _ _ _ _ _，we should pay more attention to the safety of schoolchildren. 2. 这些艺术家把一生都献给了艺术，为艺术事业做出了巨大的贡献。 These artists devoted all their lives to art, and _ _ _ _the artistic field. 3. 学生强烈要求周末图书馆要开放。 Students urged that _ _ _ _ _ on weekends. 4. 这项工程耗费了大

5、量的金钱。 _ _ _ _ _ _ _ on the project. 5. 我们许多人把主要时间都花在了工作上，这是事实。 Many of us spend _ _ _ _ at work, and it is true. 答案1.As far as Im concerned 2. made great contributions to 3. the library should be open 4.Alarge amount of money was spent 5. the majority of time . 课文语法填空 Most of us are aware that we mu

6、st take care of the environment. _1_ recently, some “green truths”have been shown to be only half true, or even completely false. Here _2_(be) some common ones. Paper shopping bags are better than plastic ones? Plastic bags cause litter and are a danger to wild animals, _3_ mistake them for food. It

7、 takes hundreds of years for plastic to break down. However, _4_(make) a paper bag uses four times as much energy as making a plastic bag. In fact, both kinds of bags are bad for the environment. So, take a _5_(reuse) bag with you when you go shopping. When you turn off a device, it stops using powe

8、r? When you turn off a device, it goes into standby mode. Devices in this mode still use power because electricity _6_(continue) to leak from the device. Eating local food is good for the environment? In fact, it is the production of food, not its transport, _7_ uses most of the energy and produces

9、most of the greenhouse gases. In some cases, local produce might have used more energy. Its _8_(good) to take a shower than a bath? The key is to keep your shower time as short as possible. Environmental _9_(aware) is now part of daily life. But its worth _10_(check) common ideas and opinions to see

10、 whats really green. 1. _2. _3. _ 4. _5. _6. _ 7. _8. _9. _ 10. _ 答案1. But2. are3. which4. making5. reusable6. continues 7. that8. better9. awareness10. checking . 阅读理解 (2020安徽省示范高中高一联考) A scientist locked himself in a small airtight plastic tent with 200 plants to see if they could change CO2into o

11、xygen (氧 气 ) fast enough to keep him alive. Kurtis Baute locked himself in a 3m by 3m tent in his brothers backyard in British Columbia, Canada. He hoped to find out if by surrounding himself with plants, the CO2he breathed out could be changed into oxygen to allow him to survive in the locked tent

12、for at least three days. Unfortunately, he had to give up the experiment after only 15 hours, as CO2levels reached a dangerous point where he risked suffering brain damage. “I could probably survive in the tent for three days， ” Baute wrote on his website. “But my goal is not to just not die. My goa

13、l is to end this project without developing brain damage or just generally causing lasting harm to my body.” But as it turns out, thats exactly what he risked as the 200 plants he took with him into the tent couldnt meet his needs. Clearly, a cloudy sky prevented them from receiving all the sunlight

14、 they needed to perform photosynthesis (光合作用), so they couldnt recycle CO2fast enough. “Plants are great at taking in CO2and they love it. Since it wasnt a bright and sunny day, they weren t getting the light they needed, which meant CO2just kept rising. I had to give up the experiment as that conti

15、nued.” the young experimenter said. 15 hours into the experiment, Baute reached the set danger point and then ended this experiment. Still, he called the experiment a “huge success” as his main goal was actually the terrible effects of climate change and CO2emissions.“The conclusion about my experim

16、ent is that if CO2is too high, Ill escape, which is just everyday experiences for many people on this planet. Everyone deserves clean air, but not everyone has it.” he wrote. 1. Why did Kurtis Baute stay in the tent for only 15 hours? A. The tent is too small for him to stay too long. B. The environ

17、ment in the tent is dangerous for him. C. CO2in the tent couldnt be changed into oxygen. D. He couldnt survive in the locked tent any longer. 2. What made it hard for the 200 plants to satisfy Kurtis Bautes needs? A. His health condition.B. His wrong decision. C. Too much CO2.D. The cloudy weather.

18、3. What does Kurtis think of the result of the experiment? A. Disappointing.B. Surprising. C. Satisfying.D. Interesting. 4. What may be the best title for the text? A.ATest to Show the Importance of CleanAir B. Surviving in the Tent C. The Set Danger Point D. The Use of Plants 答案与解析 【语篇解读】这是一篇说明文。一位

19、科学家把自己锁在一个装有 200 株植物的密闭塑料小帐篷里，想看看这些植物是否能将二氧化碳 快速转化为氧气，以维持他的生命。以此来证明干净的空气是多么的 重要。 1. 答案B 解析细节理解题。根据第二段最后一句可知，仅仅 15 个小时后， 他就不得不放弃实验是因为二氧化碳浓度达到了一个危险的水平， 他 可能会遭受脑损伤。故选 B 项。 2. 答案D 解析细节理解题。 根据第三段最后一句可知这 200 盆植物难以满足 Kurtis Baute 的需求的原因是，多云的天空使它们无法获得进行光合 作用所需的全部阳光，因此它们无法足够快地回收二氧化碳。故选 D 项。 3. 答案C 解析细节理解题。根据

20、最后一段第二句可知，Kurtis 仍然称这个实 验是一个“巨大的成功”，因此他对实验结果是“满意的”，故选 C 项。 4. 答案A 解析标题归纳题。根据第一段内容：一位科学家把自己锁在一个装 有 200 株植物的密闭塑料小帐篷里， 想看看这些植物是否能将二氧化 碳快速转化为氧气，以维持他的生命。以及最后一段“Everyone deserves clean air, but not everyone has it.” 可知文章主要通过实验来 说明干净空气的重要性。 (20182019 北京怀柔高一质检) How often do you use your car? Can you use you

21、r car less often? Do you know the following facts in the UK? About 50% of all car journeys are just for fun. Over 80% people go to work by car. 25% car journeys are under two miles. 70% car journeys are under five miles. WALKING&CYCLING Instead of using the car for short journeys， why not walk or ri

22、de a bicycle? Walking is a most popular form of exerciseits healthy and it can save you money. If you work nearby, try walking or cycling instead of driving. Walking your children to school gives them valuable road experience. BUSES Bus companies are using new buses：some run on new fuels which produ

23、ce less pollution；some have easier access for disabled and old people. There are special traffic lanes(行车道)to make bus journeys easier and more reliable. So do something to help solve the pollution problemlet the bus take you to work and your children to school. TRAINS All car journeys， long or shor

24、t， can be hard work. For some trips it is wiser to take the train. Leave your car at home and walk，cycle or take a bus to and from the station. Train travel is fast ， safe and comfortable. Train tickets are not always expensive； some are quite cheap at discount. 5. How many of car journeys are just

25、for fun in the UK? A. 25%.B.About 50%. C. 70%.D. Over 80%. 6. The writer believes that _ can give children valuable road experience. A. walking to school B. traveling by train C. taking new fuel buses D. having car journeys for fun 7. What does the writer think of traveling by train? A. Tiring.B. Co

26、mfortable. C. Exciting.D.Awful. 8. What is the main purpose of this passage? A. To advise people to use cars less often. B. To encourage people to travel by train. C. To teach people how to use the buses. D. To tell people to obey traffic rules. 答案与解析 【语篇解读】这是一篇说明文，主要介绍了在英国大多数人开车出 行。文章提出了步行、骑行、坐公交车、

27、坐火车这几种交通方式的好 处。同时引用英国用车比例数据，旨在建议人们少用车。 5. 答案B 解析细节理解题。根据文章第二段的“About 50% of all car journeys are just for fun.”可知在英国大约有 50%的开车旅行只是为了好玩，故 选 B 项。 6. 答案A 解析细节理解题。根据文章 WALKING& CYCLING 部分的 “Walking your children to school gives them valuable road experience.” 可知，让孩子们步行上学给了他们宝贵的经验。故选 A 项。 7. 答案B 解析细节理解题。

28、根据最后一段的“Train travel is fast，safe and comfortable.”可知作者认为坐火车旅行非常快速、安全舒适，故选 B 项。 8. 答案A 解析写作意图题。根据文章第一段和数据部分可知，在英国，大约 50%的汽车旅行只是为了好玩；超过 80%的人开车上班；25%的车程 在两英里以内；70%的汽车旅行在 5 英里以内。这些数据表明绝大部 分的英国人开车所占比例较高，继而用三个段落描写了步行、骑行、 坐公交车、坐火车这几种交通方式的好处，可见作者写这篇文章的主 要目的是建议人们少用车，故选 A 项。 . 书面表达 (2019福建师大附中高一期末) 假如你是校学生会

29、主席，为了应对全球变暖、保护地球家园，你将代 表学校向全体学生发出“低碳减排、绿色生活”的倡议。请你根据以 下要点写一封英文倡议书。 写作要点： 1. 发出倡议的目的； 2. “低碳减排、绿色生活”的几点建议； 3. 呼吁大家采取行动。 注意：1. 词数 100 左右； 2. 可以适当增加细节，以使行文连贯； 3. 开头语已给出，不计入总词数。 Dear friends， Do you know the earth is becoming warmer and warmer? _ _ _ _ _ _ _ _ The Students Union 参考范文 Dear friends， Do yo

30、u know the earth is becoming warmer and warmer? It is human activity that has caused this global warming. A lowcarbon lifestyle is the key to handling this big problem facing the earth. To fulfill it, we should do our part in our daily life. First, turn off the taps, the lights and so on when we are

31、 not using them. It is a good idea to recycle everything recyclable in our daily life. Whats more, motor vehicles use a lot of energyso walk or ride a bike if we can. It also makes sense to stick to the habit of setting the temperature of our air conditioners at above 26 in summer. Lets all take action now! If we can make small changes in our way of life, we can make a big difference to the earth. The Students Union