2021版高三英语一轮复习第1部分基础知识解读课时提能练10Unit7TheSea（B）北师大版必修3

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1、2021版高三英语一轮复习第1部分基础知识解读课时提能练10Unit7TheSea（B）北师大版必修3 Unit 7The Sea(B).阅读理解(2017辽宁省部分重点高中第三次联考)Those who claim bananas are fattening argue that bananas cause the body to make lots of insulin (胰岛素), and insulin causes fat growth.How much insulin we produce is related to how fast food becomes sugar in o

2、ur bloodstream.How can you know if food makes a lot of sugar quickly? The glycemic index(血糖指数), or GI rating tells us.Foods with GI scores above 75 are considered highGI foods, leading to faster sugar development.Bananas have a GI of 62, which is considered low.Weight loss can be a struggle for anyo

3、ne, but it is especially hard for diabetics (糖尿病患者)A study looked at how the starch from unripe bananas affected the weight of a group of obese diabetics.After four weeks of a diet high in bananas, diabetics lost significantly more weight than on a control diet.They also saw improvements in insulin

4、sensitivity from the banana diet.Whats more, bananas have been shown to cut risks of strokes, diabetes and cancers (Bananas are the most powerful fruit for lowering the risk of kidney cancer.)Bananas are also a rich source of fiber, which has been shown to help weight loss.Bananas that still have so

5、me green on the skin are even higher in fiber.Skins from green bananas can be taken and, after removing the stem and dark tip, cut into small pieces 23 inches long and 1/2 inch wide.These pieces can be made into a tea or added to a dish.When you eat the skins, be sure you are eating organic bananas.

6、The flesh of regular bananas is low in pesticides, but the skins are not.【语篇解读】本文反驳了“吃香蕉会使人发胖”这一错误观点，告诉大家香蕉不会使身体分泌很多胰岛素而导致脂肪增加，相反，香蕉对身体健康有着诸多好处。1What conclusion can we draw from Paragraphs 1 & 2?ABananas are likely to make people fat.BInsulin determines the amount of sugar.CLowGI foods can turn into

7、 sugar more slowly.DThe faster the food becomes sugar, the less insulin.C考查推理判断。根据第二段中“How can you know if food makes a lot of sugar quickly? The glycemic index(血糖指数).faster sugar development.”可知，血糖指数高的食物往往能更快地转化成糖分，反之，血糖指数低的食物转化成糖分的速度较慢。故选C。2What does the author say about bananas?AIncluding bananas

8、 in diets is good for health.BBananas can cure people suffering kidney cancer.CEating organic bananas protect people from strokes.DBananas abundant fiber improves insulin sensitivity.A考查推理判断。根据文章第三段中的“diabetics lost significantly more weight than on a control diet.They also saw improvements in insul

9、in sensitivity from the banana diet”及第四段的“bananas have been shown to cut risks of strokes, diabetes and cancers.weight loss”可知，香蕉可以帮助人们减肥，也能降低人们患中风、糖尿病及癌症的风险，由此可得出这样的结论：将香蕉列入日常饮食对人们的健康有益，故选A。3What is discussed in the last paragraph?AThe use of banana skins.BThe benefits of banana skins.CThe importan

10、ce of banana skins.DThe ways of choosing organic bananas.A考查主旨大义。根据最后一段的内容尤其是“.can be made into a tea or added to a dish”可知，本段主要讲的是香蕉皮的用途。故选A。4In which section of a newspaper can we read this passage?AEducation.BHealth.CCulture.DScience.B考查推理判断。纵观全文可知，香蕉不仅有助于减肥，还能降低人们患中风、糖尿病及癌症的风险，而且香蕉皮也有用处。由此可知，本文最

11、有可能出现在报纸的健康专栏。故选B。.阅读七选五(2017陕西西北九校二模)When we are grownups, its quite natural to look back on our different stages of life and remember who was there to see us through. 1 While some peoples high school friendships gradually end, mine have stuck with me through every bit of life since.And I suppose h

12、igh school friends are the friends youll build the strongest relationships with. 2 Whether it is the bad haircut or the braces(牙箍) you wear, your high school friends help you through it all.They tell you that you look wonderful when you cannot go out in public with that hairdo. 3 They understand the

13、 most about you.High school friends know you better than anyone else.They can just look at you and know how youre feeling.You cannot hide much from them. 4 And theyd rather help deal with the problem at hand than let it go.So even when you dont want to hear it, prepare yourselfbecause theyre not goi

14、ng to stop trying until youre back to your normal self.They make for the best reunion.Reunions are harder to organize when friends live across the country.However, with high school friends, its easy to enjoy the time togetheryou can often pick up just where you left off, no matter how long ago that

15、was.Friendships can be hard to keep. 5 AWe could depend on our friends all the time.BThey are with you through your embarrassing stages.CThey can sense something is off when youre the slightest bit strange.DFor me, I often think about my fantastic group of high school friends.EThey build up your sel

16、fconfidence to get you through each tough situation.FLets pray the flower of friendship would always bloom brightly in our hearts.GBut it never seems like hard work with the ones youve known and loved for long.【语篇解读】本文是一篇说明文。文章向读者介绍了在成长过程中友谊的珍贵。1D根据空后的“While some peoples high school friendships grad

17、ually end，mine.”及“high school friends”可知，此处的内容应是有关作者在高中时与朋友之间的友谊的，故D项符合语境。2B根据下文中的“Whether it is the bad haircut or the braces(牙箍) you wear，your high school friends help you through it all.”可知，朋友能帮你度过尴尬的阶段，故B项符合语境。3E根据E项中的“build up your selfconfidence”“each tough situation”与上文中的“They tell you that.t

18、hat hairdo.”的对应关系可知，E项符合语境。4C根据空前的“You cannot hide much from them.”及空后的“And theyd rather help deal with the problem at hand than let it go.”可知，此处讲的是即使你只有一点点的异样，你的朋友也会察觉得到并帮助你应对遇到的困难，故C项符合语境。5G本空为全文最后一句，应该是对文章内容的总结提炼。全文总体阐述了友谊的珍贵。根据空前的“Friendships can be hard to keep.”以及G项中的“But it never seems like h

19、ard work”与上文中的“hard”对应关系和语义上的连贯性可知，G项符合语境。 【导学号：33220156】.语法填空(2017山东省实验中学第三次诊断)Most people agree that the best way 1 (improve) your skills in any endeavor is to practice and practice and then practice some more.This applies 2 (equal) to playing sports or becoming a good musician, painter or doctor.

20、Of course, natural talent also plays a part in high 3 (achieve), but learning the correct techniques and then practicing them will improve anyones performance.The same principle 4 (apply) to competent readers.There are certain 5 (technique) you can learn and then 6 is up to you to practice.The texts

21、 you choose to practice with should not be too difficult or you will soon get frustrated and bored.One way to test 7 a text is at the right level or not is to read the first page.If the percentage of new words is 8 (high) than 3%, you will not be able to read the text easily and so will probably not

22、 enjoy it.Reading will also be enjoyable if the subject interests you or you believe it is useful.For example, suppose in biology you were studying how plants reproduce, then you could find an English text about this 9 the Internet.That way you would be practicing reading in English as well as 10 (s

23、tudy) biology.【语篇解读】文章向我们介绍了英语阅读练习的相关技巧，强调练习在任何领域都起着重要作用。1to improve考查非谓语动词。句意：大多数人认为在任何尝试中，提升你技能最好的方式是练习，练习，再更多练习。the best way to do sth.为固定结构，意为“做某事的最佳方式”，动词不定式结构作后置定语。2equally考查词性转换。句意：这一点同样适用于体育运动或成为一名好的音乐家、画家或医生。分析句子结构可知，applies to为动词短语，应用副词修饰。故填equally。3achievement(s)考查词性转换。句意：当然，天赋对于取得高成就起着重要

24、作用设空前为介词in，故填achieve的名词形式achievement(s)，作宾语。4applies考查动词的时态和主谓一致。句意：同样的原则适用于有能力的读者。根据句意及句子结构可知，The same principle为主语，且此处阐述的是客观事实，故谓语动词应用第三人称单数形式。故填applies。5techniques考查名词单复数。句意：有些特定的技巧供你学习，然后练习取决于你自己。technique在此意为“技巧”，为可数名词，根据There are可知应用复数形式。故填techniques。6it考查代词。句意见上一题解析。It is up to sb.to do sth.为

25、固定句型，it为形式主语，真正的主语是动词不定式to practice。故填it。7whether考查宾语从句。句意：检测一篇文章是否难度适中的一种方式是读第一页。分析句子结构可知，test为动词，后接宾语从句，结合句意和空后的or not可知，此处填whether。8higher考查形容词的比较级。句意：如果生词率高于3%，你将很难读懂文章，因此可能也不会喜欢这篇文章。根据空后的than可知，此处应用形容词的比较级。故填higher。9on考查介词。句意：你可以在网上找到有关这一主题的英文文章。on the Internet为固定搭配，意为“在网上”。10studying考查非谓语动词。句意

26、：你可以用那种方式练习用英语阅读和学习生物。由as well as可知，practicing和设空处并列，故填studying。 【导学号：33220157】.短文改错(2017重庆调研抽测二)Thanks for your concern in your letter about the smog which frequent strikes some areas of China.Im also very worrying about such a terrible weather.It has brought much inconvenience or rather harm to pe

27、oples health such as road accident, bad coughs and even lung cancers and so on.It is known to all, good environment comes from careful protection.But we should do what we can protect it.I believe a small step can make a different.Try to drive less and choose airfriendly products.Only when everyone h

28、ad the environmental awareness can we have a blue sky.Hope to hear from you and share my good ideas.【答案】Thanks for your concern in your letter about the smog which strikes some areas of China.Im also very about such terrible weather.It has brought much inconvenience or rather harm to peoples health

29、such as road, bad coughs and even lung cancers and so on.is known to all, good environment comes from careful protection. we should do what we can protect it.I believe a small step can make a.Try to drive less and choose airfriendly products.Only when everyone the environmental awareness can we have

30、 a blue sky.Hope to hear from you and share good ideas.第一处：frequentfrequently考查副词。副词修饰动词，故用副词frequently。第二处：worryingworried考查形容词。be worried about是固定短语，意为“担心，担忧”。第三处：删去a考查冠词。weather是不可数名词，不能和不定冠词搭配。故去掉a。第四处：accidentaccidents考查名词的复数。accident是可数名词，此处和coughs、cancers并列，应用其复数形式。第五处：ItAs考查定语从句的引导词。as it kn

31、own to all是固定用法，as引导非限制性定语从句，指代下文主句的内容，且在从句中作主语。第六处：ButSo考查连词。上一句是说好的环境来源于精心的保护。下一句是说我们应该尽我们所能来保护它。两句之间是因果关系，应用so。第七处：protect前加to考查非谓语动词。句意：所以我们应该尽我们所能去保护它。此处用动词不定式作目的状语。故在protect前加to。第八处：differentdifference考查固定搭配。make a difference为固定搭配，意为“有影响，有差别”。第九处：hadhas考查动词的时态和主谓一致。此处描述的是客观事实，应用一般现在时，且主语everyone为单数，所以谓语动词用第三人称单数形式。故用has。第十处：myyour考查人称代词。句意：希望收到你的来信并分享你的好主意。此处应用you的形容词性物主代词your。21