1、Unit 4 A glimpse of the future Using Language2021-2022学年高二英语外研版（2019）选择性必修三同步课时作业一、首字母填空1.The judge c_(引用) a 1956 Supreme Court ruling in her decision.2.Internet not only expands our h_(视野), but also saves us time and energy.3.It was my sister who first had the idea to c_(骑自行车) along the entire Meko
2、ng River from where it begins to where it ends.4.Dont lie to her. Shes b_(很可能) to find out.5.Remember, the best love is to love others unconditionally rather than make d_(需求) on them.二、翻译题6.在我们班，大约百分之八十的学生都来自农村。_7.那八个月对她来说是一场噩梦。_8.众所周知，水和空气对于生命来说是必不可缺的。_9.在提高英语水平的同时，我们还可以更好地了解我们留学所在国家的文化和风俗。(well)_1
3、0.由于期中考试即将来临，学生们都忙于复习功课。 (corner)_三、七选五Eyesight is the sense that you rely upon the most. Since we live in a world that requires your eyes to routinely stare at the small type and images on cell phones, computer screens, and televisions, it is important for you to improve and protect your eyesight._
4、.Eyes are just like any other part of the body._Similar to other organs, a diet high in fruits and vegetables and low in sugar and fatty foods will go a long way in maintaining healthy eyes._Plan to exercise your eyes when you wake up, before going to bed, or when your eyes are tired. Make sure your
5、 hands are clean so that you do not hurt your eyes and your mind is relaxed before starting.Since you use your eyes every waking moment, give them lots of rest and relaxation by taking breaks throughout the day and getting enough sleep every night to fully rest, repair, and recover your vision._In t
6、he short term, it can cause eye strain (眼疲劳) or dry eyes. In the long term, it can lead to damage to the optic nerve (视觉神经), which can cause pain and damage your vision.Besides, most jobs nowadays involve some degree of computer usage, meaning almost everyone will be spending time in front of a comp
7、uter._To avoid this, youll have to properly try to limit your screen time by routinely taking breaks and exercising your eyes.A. They need nutrition to function well.B. Close your eyes when exercising your eyes.C. A lack of sleep will weaken your vision health.D. You can enjoy your vision for the re
8、st of your life.E. Unfortunately, this can result in eye strain or injury.F. There are many ways to keep your eyesight healthy and sharp.G. Exercising your eyes daily will help you maintain healthy eyes.四、语法填空1.Once people have seen that something actually works, they are much more likely _(accept)
9、change.2.My friends wedding isnt months away as I thought; its _ the horizon!3.There is a new problem _(involve) in the popularity of private cars that the road condition needs to be improved.4.Jane is not good at sports, but when _ comes to cooking, shes excellent.5.We are bound _(go) through some
10、ups and downs on the road to economic reform.6.Whether these old buildings are worth preserving _(assess) by the committee next week.7.If the vitamin content and mineral content in the diet are inadequate, this will result _ changes in body chemistry.8.Improve yourself rather than banking _ your riv
11、als making mistakes.9.Maybe someday we will be able to travel back _ time and visit our ancestors.10.This may be normal in the physical world, but there is no reason _ it in the world of software.答案以及解析一、1.答案：cited解析：句意:法官在她的判决中引用了1956年最高法院的一项裁决。cite v.引用,引述。根据句意可知应用一般过去时。2.答案：horizons解析：句意:因特网不仅开阔了
12、我们的视野,而且也节省了我们的时间和精力。horizon n.视野,为可数名词,此处被形容词性物主代词our修饰,因此用复数形式。3.答案：cycle解析：句意:首先想到要沿整条湄公河从源头到终点骑车旅游的是我的姐姐。cycle v.骑自行车。4.答案：bound解析：句意:别骗她,她肯定会发现的。bound adj.很可能会。 be bound to很有可能,肯定会。5.答案：demands解析：句意:记住,最好的爱在于对别人的无条件的爱,而不是从中有所索求。demand n.需要,需求。二、6.答案：In our class, about 80% of the students are f
13、rom the countryside.7.答案：The eight months was a nightmare to her.8.答案：As we all know, water and air are essential to life.9.答案：We can get a good knowledge of the culture and social customs of the country where we study， as well as improve our English.10.答案：With the midterm exam just around the corne
14、r， the students are busy reviewing their lessons.三、答案：-FAGCE解析：根据本空前it is important for you to improve and protect your eyesight以及下文介绍的保护视力健康和敏锐的方法可推断，F项There are many ways to keep your eyesight healthy and sharp.符合语境，故选F。根据本空后一句Similar to other organs, a diet high in fruits and vegetables and low i
15、n sugar and fatty foods will go a long way in maintaining healthy eyes.推断，此处讲述眼睛需要营养，A项They need nutrition to function well.符合语境，故选A。根据本空后一句Plan to exercise your eyes when you wake up, before going to bed, or when your eyes are tired.可知，此处讲述要锻炼你的眼睛，G项Exercising your eyes daily will help you maintain
16、 healthy eyes.符合语境，故选G。根据本空前主要讲需要足够的睡眠及本空后主要讲缺乏睡眠会导致的视力问题可推断，C项A lack of sleep will weaken your vision health.符合语境，故选C。根据本空前一句Besides, most jobs nowadays involve some degree of computer usage, meaning almost everyone will be spending time in front of a computer.可知，E项Unfortunately, this can result in
17、 eye strain or injury.符合语境，this指代上文提到的使用计算机，故选E。四、1.答案：to accept解析：考查非谓语动词。句意:一旦人们看到有些东西确实奏效,那他们可能会更容易接受变化。be likely to do sth.表示“可能做某事”。2.答案：on解析：考查固定短语。句意:我朋友的婚礼不是像我想的那样还有好几个月(才办),而是快要举行了! on the horizon 意为“将要发生”。3.答案：involved解析：考查形容词。句意:与私家车普及有关联的一个新问题是道路状况需要改善。分析句子结构可知,空处作定语修饰problem,应填形容词involv
18、ed。involved“参与,卷入,与有关联”。4.答案：it解析：考查固定句型。句意不擅长运动,但是说到厨艺,她很优秀。when it comes to.表示“当谈到的时候”,是固定句型。5.答案：to go解析：考查同定用法。句意:在经济改革的道路上,我们一定会经历一些起伏。be bound to do sth.表示“一定会做某事”。6.答案：will be assessed解析：考查时态和语态。句意:这些古老的建筑是否值得保留将在下周由委员会评定。根据时间状语next week可知,此处应用一般将来时;又根据句意和空后的by可知,此处应用被动语态。7.答案：in解析：考查固定短语。句意:如果饮食中的维生素含量和矿物质含量不足,这将会引起人体化学成分的变化。result in表示“造成,导致”;result from表示“因发生”。根据句意可知应填 in。8.答案：on解析：考查固定短语。句意:要提高你自己而不是指望你的对手犯错。bank on表示“依靠,指望”。9.答案：in解析：考查固定搭配。句意:或许有一天我们将能够穿越时间去拜访我们的祖先。travel in time表示“穿越时间,进行时光旅行”。10.答案：for解析：考查介词。句意:在物理世界这可能是正常的,但没有理由在软件世界也这样。reason for (doing) sth.表示“(做)某事的理由”。
