高中英语人教版选修八同步作业Unit 3 Section 3 课后 含答案.docx

1、高中英语人教版选修八同步作业Unit 3 Section 3 课后 含答案Unit 3 Section .单句语法填空1.He dived into his pocket and took out a couple of coins.解析：考查介词。句意：他迅速把手伸进衣袋，拿出几枚硬币。dive into迅速把手伸入。2.When I really set out to take (take) care of somebody, I usually do the job properly.解析：考查非谓语动词。句意：当我真要照顾某人时，我一般是会把工作做好。set out (to do) 开

2、始(做)；着手进行(计划)。3.I rang you several times but wasnt able to get through to you.解析：考查介词。句意:我给你打了几次电话，但没能打通。get through to sb.设法联系上(尤指打通电话)某人。4. To make (make) it easier to get in touch with us, youd better keep this card at hand.解析：考查非谓语动词。句意：为了更容易与我们联系，你最好把这张卡放在手边。根据句子结构可知，本空在句子中作目的状语，故用动词不定式。5.(2016

3、天津卷改编）You are waiting at the wrong place.It is at the hotel that the coach picks up tourists.解析：考查强调句型。句意：你等错了地点。旅游大巴是在旅馆接游客。分析句子结构，此处是对地点状语进行强调的强调句型,It isthat。6.In our minds, the Spring Festival is often associated with happy family reunions.解析：考查介词。句意：在我们心中，春节总是与愉快的家庭团聚联系在一起的。be associated with与联系

4、起来。7.Despite the fact that he was an inventor,he was indeed a continuing(continue) searcher.解析：考查非谓语动词。句意：虽然他是位发明家，但他的确是一名永不停息的探索家。continuing继续的，永不停息的，现在分词作定语。8.Three months have passed before we knew it.解析：考查状语从句。句意：不知不觉已过了三个月。before sb.knew it不知不觉地，before引导状语从句。9.(2016天津卷改编）We will put off the pic

5、nic in the park until next week, when the weather may be better.解析：考查定语从句。句意：我们将把野炊推迟到下周，到那时天气可能会好点。分析句子结构可知，when引导定语从句，修饰先行词next week，并在从句中作状语。10. Being (be) very stable,the tetrahedron shape has proved invaluable (value) in the design of bridge.解析：考查非谓语动词以及形容词。句意：这种四面体非常稳定，被证明是在桥梁设计中的无价之宝。Being+形容

6、词，现在分词作原因状语；invaluable极有用的，极宝贵的。.单句改错1.Try some of this juiceperhaps youll like it.解析：考查连词。句意：尝尝这种果汁，也许你会喜欢的。考查“祈使句and陈述句”句型。2.Water can absorb and give off a lot of heat without big changes in temperature, thus creating aenvironment.解析：考查形容词。句意：水吸收并释放大量的热量而对气温没有多大的影响，因此形成稳定的环境。修饰名词用形容词。3.these two

7、plans and you will find the former is more practical.解析：考查祈使句。句意：比较这两个计划，你会发现前者要实际一些。考查“祈使句and陈述句”句型。4.It wasnt until after I had accepted the positionI realized the enormity of the task.解析：考查强调句型。直到我接受了这个岗位，我才意识到任务的艰巨性。It isnt/wasnt until.that直到才。5.In the past few years, I have developed good profe

8、ssional.解析：考查名词单复数。句意：在过去的几年时间里，我已发展了很好的专业能力。competence能力，不可数名词。6.I would be grateful if you would considerme in your company.解析：考查非谓语动词。句意：如果你考虑录取我到你的公司，我将不胜感激。consider doing sth.考虑做某事。7.Hardly could he getthis amount of work in such a short time.解析：考查介词。句意：他几乎不能在如此短的时间内完成这些工作。get through做完。8.In th

9、e past, people sent a message over distancesMorse code.解析：考查非谓语动词。句意：在过去，这种原始的电报是在一段距离中用莫尔斯电码传递信息。using现在分词作状语。9.The discovery of new evidence led to the thiefcaught.解析：考查动名词。句意：新证据的发现导致那个贼被捕。lead to导致，to是介词，后接动名词。the thief being caught是动名词的复合结构。10.It was amazing that the new machine would allow dif

10、ferent conversations toat the same time.解析：考查被动语态。句意：令人惊奇的是新机器会几个会话同时进行。allow sth.to be done让被，宾语与宾补之间是被动关系。.阅读理解A warm drink of milk before bed has long been the best choice for those wanting a good nights sleep.But now a study has found it really does help people nod offif it is milked from a cow

11、at night.Researchers have discovered that “night milk” contains more melatonin(褪黑激素), which has been proven to help people feel sleepy and reduce anxiety.The study, by researchers from Seoul, South Korea, involved mice being fed with dried milk powder made from cows milked both during the day and at

12、 night.Those given night milk, which contained 10 times the amount of melatonin, were less active and less anxious than those fed with the milk collected during daytime, according to the study published in The Journal of Medicinal Food.Night milk quickened the start of sleep and caused the mice to s

13、leep longer.While the effect of cows milk harvested at different time has not been tested on humans up to now, taking melatonin drugs has been suggested to those who are struggling to fall asleep at night.Previous studies have also indicated that milk can be excellent for helping sleep because of th

14、e calcium content, which helps people to relax.Milk is also sugar-free and additive-free with nutritionists recommending skimmed milk as the best choice before bed as it is the least fattening.The more fat you take in before bedtime, the greater burden you will put on your body at night.语篇导读 本文是一篇研究

15、报告。介绍在夜间取自奶牛的牛奶night milk含有大量的褪黑激素，能帮助人们入睡，减少焦虑。1.According to the text, the mice fed with daytime milk_.A.started sleep more easilyB.were more anxiousC.were less activeD.woke up later解析：B 细节理解题。根据第四段的内容可知饮用夜间取的牛奶的老鼠比饮用白天取的牛奶的老鼠不那么活跃不那么焦虑。故选B。2.Which of the following is true of melatonin according t

16、o the text?A.Its been tested on mice for ten times.B.It can make people more energetic.C.It exists in milk in great amount.D.Its used in sleeping drugs.解析：D 细节理解题。根据第六段taking melaton in drugs has been suggested to those who are struggling to fall asleep at night.可知褪黑激素被用在安眠药中。故选D。3.What can be a sui

17、table title for the text?A.Night Milk and Sleep B.Fat, Sugar and HealthC.An Experiment on Mice D.Milk Drinking and Health解析：A 主旨大意题。根据第一段第二句可知，饮用在夜间取自奶牛的牛奶能帮助人们入睡，减少焦虑。故选A。4.How does the author support the theme of the text?A.By giving examples.B.By stating arguments.C.By explaining statistical data

18、.D.By providing research results.解析：D 篇章结构题。本文是通过提供研究结果，来支持第一段所提出的中心论点。故选D。The Science of Risk-Seeking（2016北京卷）Sometimes we decide that a little unnecessary danger is worth it because when we weigh the risk and the reward, the risk seems worth tasking.5._ Some of us enjoy activities that would surpr

19、ise and scare the rest of us.Why? Experts say it may have to do with how our brains work.The reason why any of us take any risks at all might have to do with early humans.Risk-takers were better at hunting, fighting, or exploring.6_. As the quality of risk-taking was passed from one generation to th

20、e next, humans ended up with a sense of adventure and a tolerance for risk.So why arent we all jumping out of airplanes then? Well, even 200,000 years ago, too much risk-taking could get one killed.A few daring survived, though, along with a few stay in the cave types.As a result, humans developed a

21、 range of character types that still exists today.So maybe you love car racing, or maybe you hate it.7_.No matter where you are on the risk-seeking range, scientists say that your willingness to take risks increases during your teenage years.8_. To help you do that, your brain increases your hunger

22、for new experiences.New experiences often mean taking some risks, so your brain raises your tolerance for risk as well.9._ For the risk-seekers, a part of the brain related to pleasure becomes active, while for the rest of us, a part of the brain related to fear becomes active.As experts continue to

23、 study the science of risk-seeking, well continue to hit the mountains, the waves or the shallow end of the pool.A.It all depends on your character.B.Those are the risks you should jump to take.C.Being better at those things meant a greater chance of survival.D.Thus, these well-equipped people survi

24、ved because they were the fittest.E.This is when you start to move away from your family and into the bigger world.F.However, we are not all using the same reference standard to weigh risks and rewards.G.New brain research suggests our brains work differently when we face a nervous situation.语篇导读本文是

25、说明文。作者讲述有关冒险科学的探索方面的内容。5.F 解析：选项F中的weigh risks and rewards与上文的“when we weigh the risk and the reward”相呼应。故选F。6.C 解析：选项C中的“Being better at those things ”与上文的“ were better at hunting, fighting, or exploring”相呼应。故选C。7.A 解析：前文说人有不同的性格，因此你可能喜欢赛车或讨厌赛车，故A项“这完全是由你的性格决定的”符合语境。8.E 解析：根据上文的“your willingness to

26、 take risks increases during your teenage years.”以及下文的“your brain increases your hunger for new experiences.”可知E项符合语境。9.G 解析：根据空后的“For the risk-seekers a part of the brain related to pleasure becomes active”可知，面对紧张的局面我们的大脑会有不同的反应。故选G。.短文改错（2016浙江卷）When I was a very young , my father created a regula

27、r practice I remember well years .Every time he arrived home atend of the day, wed greetat the door.He would ask who we and pretend not to us.Then he and my mother would have had a drink while she prepared dinner and they would talk about his day and hers.While they, my father would lift my sister a

28、nd me up to sit inon the top of the fridge.It was bothand frightening to be up there！My sister and I thought he was so cool for putting us there.1.解析：考查名词单复数。前面有不定冠词a，所以这里用单数。2.解析：考查副词。late副词“迟地”；later表示“时间以后”。3.解析：考查冠词。at the end of在的结束时/末端。4.解析：考查代词。根据上文可知我们每天在门口迎接爸爸。用him指代my father，作greet的宾语。5.解析

29、：考查主谓一致。这句话的主语是we，谓语用复数，而且这篇文章是作者回忆小时候的事情，用一般过去时。6.解析：考查动词不定式。pretend后面接不定式作宾语，这里是否定式pretend not to do。7.解析：考查情态动词的用法。would do过去往往会做某事；would have done本会做某事，但没有做，表示虚拟。这里指父母往往会聊天。8.解析：考查动词时态。根据主句内容my father would lift my sister 可知while引导的时间状语从句用一般过去时。 9.解析：考查介词。on the top of为固定搭配，意为“在顶部”。10.解析：考查形容词。根据语境和主语是it可知，表示“令人激动的”，故用exciting。