2021届高考英语二轮复习-组合练(四)阅读理解+阅读七选五+短文改错课时优化作业(含解析).doc
《2021届高考英语二轮复习-组合练(四)阅读理解+阅读七选五+短文改错课时优化作业(含解析).doc》由会员分享,可在线阅读,更多相关《2021届高考英语二轮复习-组合练(四)阅读理解+阅读七选五+短文改错课时优化作业(含解析).doc(8页珍藏版)》请在咨信网上搜索。
1、2021届高考英语二轮复习 组合练(四)阅读理解+阅读七选五+短文改错课时优化作业(含解析)2021届高考英语二轮复习 组合练(四)阅读理解+阅读七选五+短文改错课时优化作业(含解析)年级:姓名:组合练(四)阅读理解阅读七选五短文改错.阅读理解AIn the age of the Internetofthings, nearly everything in your house is connected to a network.While you may be comfortable enough to use smart devices to manage your everyday ta
2、sks, will you be comfortable with them looking after your children as well? Thats one question that can possibly arise with Googles latest patenta “remote babysitter” that makes use of cameras and motion sensors (运动传感器) to track children at home. According to the search giants patent application, th
3、e proposed device aims to protect children in a home by disabling potential dangerous devices and by providing childprotection warnings.The “smart babysitter” may use its sensors to determine if a child is left unattended in a room.According to the application, this will be done by scanning the room
4、 for persons with a threshold (门槛)Video and sensors may be used to pick up persons below the threshold like crawling babies and children who are just learning to walk.When there is no person that meets the height of the threshold for a given amount of time, then the program will email the parents of
5、 the unattended child.Moreover, “smart wall plugs” will also discover the occupancy in one room.Data will also be gathered to disable unused electrical outlets (插座) when a child comes into contact with them.They can also disable electronically controlled door handles in the event that a child gets c
6、lose to them.Added features that have been shown in the patent include blinking lights and audio warnings like “Your child is approaching an electrical outlet” or “Your child is alone for 10 minutes”All these will be powered by Internetconnected motion detectors and cameras in order to track the chi
7、lds movements, as well as smart devices around the home.语篇解读本文是一篇说明文。文章主要介绍了谷歌发明的一款可以照看孩子的“智能保姆”。1Whats the main purpose of the “smart babysitter”?ATo protect children from dangers at home.BTo look after children with no adults in the room.CTo allow parents to monitor their children at work.DTo help
8、 children realize the hidden dangers at home.解析:细节理解题。根据第二段可知,这款“智能保姆”的主要目的是保障孩子在家里的安全。答案:A2In which situation will the “smart babysitter” warn parents?AA child falls over in the room.BA baby is crawling in the room.CThere is a person in the room higher than the threshold.DThe person that can meet t
9、he height of the threshold is absent for long.解析:细节理解题。根据第三段的最后一句可知,当达到门槛高度的人在一定时间里没有出现在房间时,这款“智能保姆”就会给孩子的父母发邮件。答案:D3If a child approaches an electronically controlled door handle, _.Athe door will open automaticallyBthe handle wont function normallyCcameras will begin to keep track of the childDall
10、 smart devices around the home will stop working解析:推理判断题。根据第四段的最后一句可知,当孩子靠近电子门锁时,这种智能插座就会给门锁断电,这样门锁就无法正常工作了。答案:B4What is the text mainly about?AThe convenience brought by the Internet.BSmart devices in our daily life.CA “smart babysitter”DSmart wall plugs.解析:主旨大意题。本文主要介绍了谷歌发明的一款可以照看孩子的“智能保姆”。答案:CBDo
11、 you have calluses (茧) on your feet? Dont fear them, though.New research shows that foot callusesthickened skin that forms naturally when one walks barefoothave evolved to protect the feet and provide for comfortable walking in perhaps ways that shoes cant match.The researchers stressed that their f
12、indings dont show that walking barefoot is healthier than walking in shoes.At its core, the study is about human evolution.For most of humans 200,000year existence, we walked barefoot.The oldest discovered footwear dates back to about 8,000 years ago, although there is indirect evidence of sandals (
13、凉鞋) tens of thousands of years before this, the researchers said.Cushioned shoes are even more recentonly about 300 years old.Because calluses are the evolutionary solution to protecting the foot,Daniel Lieberman, coleader of the study, and his team set out to assess how they might differ from shoes
14、 in maintaining grounding and comfort.Their study examined the foot calluses of more than 100 adults.About half of the subjects walked barefoot most of the time, and half mostly wore shoes.Among the barefoot walkers, the thickness of the calluses didnt prevent the foot from feeling the sensation (知觉
15、) of the ground while walking.Shoes,with their cushioned bottoms, clearly mute this sensation.However, very thick calluses dont simply act like shoe cushions.The thickness of the calluses can protect the foot against heat or sharp objects, providing comfort and safety,like shoes can, but signals can
16、 also be sent to the brain if there are ground surface differences.These signals may help the barefoot walker keep balance,strengthen muscles and create a stronger neural (神经的) connection between the foot and the brain.“We advise children to walk barefoot on the grass with the purpose of stimulating
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