高二英语选择性必修第一册(2020版)_Unit2_Reading_and_Think课后巩固训练

1、period 1 reading and thinking练习i.单词拼写。1.the browns love the s _ of a happy home life.（安全）2.hydrogen and oxygen c _ to form water.（结合）3.the police are checking the scene of the c _ .（犯罪）4.the chemical s _ of this particular molecule is very unusual.（结构）5.the story is a magical mix of f _ and reality.

2、（幻想）6.it is said that this heating system has an a _ temperature control. (自动的 )7. _ (使融合 ) the kids with the community as well as finding them a role, is essential.8.they include the floor exercises as a regular part of their fitness _ (常规 ).9.the official guide app is _ (可获得的 ) for free in both th

3、e app store and google play.10.we have suffered a serious setback. n _ , we must not be discouraged.ii.完成句子。1.也许在不久的将来我们就能治愈艾滋病。_ in the near future we will be able to cure aids.2.知道如何解决这个问题是重要的。it _ how to solve the problem.3.上课记笔记是一个好习惯。it _ to make notes in class.4.我一做出最后的决定就感到轻松多了。_ i had made t

4、he final decision,i felt a lot more relaxed.5.他坚持要我们参加这次讲座。he insisted that_.6.最好不要和山姆闲逛。_with sam then.7.我总觉得他没把他知道的事全告诉我们。i _ he knows more than he has told us. 8.我现在很忙 ,无法帮忙打扫房间。i am busy at the moment, so _the room. iii. 阅读理解。the long, white robot weighs more than 450 kilograms. like other robot

5、s, it is equipped with cameras and mechanical arms to automatically perform many different jobs.angus is a major part of operations at alexander s indoor robot farm, about 40 kilometers south of san francisco. the 743-square meter farm uses a hydroponic system that grows plants without soil. the pla

6、nts grow inside equipment that provides a continuous flow of water. the indoor farm uses electrical light instead of sunlight.this kind of farm uses much less water and does not require human labor to run. the main job for angus is to move thousands of plants around the farm, from small containers t

7、o larger ones as they grow. angus also carries plants to another robot that does not have a name yet. angus moves slowly to complete its work. but the robot is very strong and can lift about 300 kilograms.for now, the farm uses humans to collect vegetables and other crops when they are ready. but al

8、exander says he is working on a robot that will eventually take over that job too.alexander helped start the company iron ox after leaving google, where he worked on robotics at the company s google x project. he teamed up with another former google employee, jon binney. together they founded iron o

9、x.iron ox s website says the hydroponic growing system uses 90 percent less water. it also said the growing method is up to 30 times more productive than growing crops on land.alexander said growing food robotically throughout the year in major cities will provide a more consistent and fresh product

10、. most of the vegetables sold in the u.s. are grown in california, arizona, mexico and other nations. that means that many people in u.s. cities are eating vegetables that are nearly a week old by the time they arrive in stores.indoor farms operate all year and are not generally affected by bad weat

11、her. this will permit the company to provide a steady flow of goods without major price changes.1. how does angus work in the farm?a. it provides a continuous flow of water for the plants.b. it directs other robots to work in the farm.c. it works on collecting vegetables.d. it is in charge of transf

12、erring plants.2. what do we know about alexander?a. he used to work on robotics at google.b. he started a company studying robotics with binney.c. he works on collecting crops when they are ready.d. he started iron ox by himself.3. what s the advantage of alexander s farm?a. the vegetables from this

13、 farm sell in higher price.b. the vegetables from this farm are more nutritious.c. it uses electrical light instead of sunlight.d. it uses less water but produces more.4. which of the following can be a suitable title for the passage?a. robot farm, the future of the agricultureb. robot farm, aiming

14、to bring fresher food to us citiesc. alexander, an extraordinary scientist on roboticsd. hydroponic system, the new way of farmingiv.完形填空阅读下面短文，从短文后各题所给的a、b、c 和 d 四个选项中，选出可以填入空白处的最佳选项。imagine that your life is like a treasure hunt. one day, a particular goal _1_ your attention and you decide to _2_

15、on a treasure hunt. you begin the long hike and encounter a _3_ or two along the way. already the _4_ path is starting to look different from the buried treasure that you have been imagining. things get _5_ when you finally arrive at the spot. you say to yourself, “ this doesnt look like the treasur

16、e i _6_ imagined! i must be on the wrong path. i _7_ all this time！”you wonder，“ hmm . maybe i should _8_ goals ？” after thinking for a few moments. its _9_ to feel a sense of disappointment or _10_ when this occurs, but i think the deeper problem is _11_ in how we approached the treasure in the fir

17、st place.the _12_ is that most people spend all of their time thinking about the treasure. the fastest way to get to a particular spot, _13_ ， is to set your compass and start walking. the idea here is to commit to your goal with the strongest _14_. develop a clear, single minded _15_ for where you

18、are. and then _16_ all of your energy to the journey and be committed to the path you are walking.in other words, your goal becomes your compass, not your buried treasure. the goal is your _17_， not your destination. the goal is a mission that you are on, a path that you _18_. that is just fine and

19、worthwhile, _19_ comes from that path. it is the commitment to walking the path that _20_1. a. reminds _ b. turnsc. pays d. grabs2. a. set out b. work outc. give out d. turn out3. a. challenge b. misfortunec. story d. surprise4. a. smooth b. actualc. narrow d. false5. a. better b. more complexc. mor

20、e relaxing d. worse6. a. hardly b. usuallyc. previously d. normally7. a. forgot b. wastedc. valued d. managed8. a. attain b. assessc. switch d. achieve9. a. natural b. necessaryc. obvious d. strange10. a. failure b. confusionc. shame d. ignorance11. a. buffed b. lostc. absorbed d. rooted12. a. evide

21、nce b. lessonc. truth d. problem13. a. anyway b. howeverc. otherwise d. therefore14. a. belief b. feelingsc. support d. nerves15. a. habit b. desirec. focus d. interest16. a. preserve b. improvec. research d. devote17. a. dream b. mottoc. direction d. schedule18. a. follow b. showc. recommend d. dem

22、and19. a. whichever b. whateverc. whoever d. whenever20. a. deserves b. countsc. works d. gathersv.语法填空。（共 10 小题，每小时1.5 分，满分15 分）roofs and windows of buildings arent the only surfaces that can be used to produce solar power. in china, 1.(construct) has begun of the country s first solar highway, in

23、which solar panels are placed underneath the transparent concrete.the solar highway is a 2 km stretch(一段 )of road 2.(lie) on the jinan expressway, and it s divided into three layers. the see-through concrete protects a set of solar panels of two 3.(size). beneath the solar panels 4.(be) a layer that separates them from the damp ground.the road 5.(it) has already been completed, and now it s only a matter of connecting the grid, 6.is expected to be finished by the end of the year alon