（呼和浩特专版）2020中考英语复习方案 阅读理解（04）社会热点+科学技术试题

阅读理解(四)社会热点+科学技术a2020原创题livestreaming(直播) is turning out to be quite a big trend. from playing video games to dancing to k-pop, streamers are making big money simply by sharing their daily lives with the world. some streamers even become world-famous, especially e-sports players like shroud and ninja.i dont really watch a lot of livestreams. when it comes to gaming, id rather play video games myself than watch someone else play them. but i understand that some gamers might watch them to pick up playing tips.sometimes livestreaming is a bit vain. a lot of streamers are just doing it for the attention. that being said, ive also found some good streams. for example, one streamer i used to watch would hang a sign around her neck that asked for tips. when her tips reached a certain amount, she would put a metal bowl on her head and hit it with a wooden spoon. it was weird(怪异的),but i just couldnt stop watching sometimes. id never seen anything quite like it before.other streams can show us things that we wouldnt usually get to see. since you can start your own livestream with just a smartphone, even people in the countryside can show us their lives. ive seen parts of rural(农村的) china that i would never normally see by checking out their streams. it gives me a look at a lifestyle that im not very familiar with.1.streamers are making big money simply by .()a.singing and dancingb.playing video gamesc.sharing their daily lives with the worldd.playing sports2.the underlined word “vain” in paragraph 3 means in chinese.()a.狡猾的b.虚荣的c.无耻的d.聪明的3.what can you use to start your own livestream?()a.a television.b.a smartphone.c.a studio.d.nothing.4.from the passage we know that .()a.a lot of streamers are just doing it for the attentionb.even people in the countryside can show us their livesc.it gives me a look at a lifestyle that im not very familiar withd.all the above5.this article is probably taken from .()a.a guide bookb.a newspaperc.a noveld.an advertisementb2020原创题faster fifth generationif you look at the top of your phone, youll usually see a little symbol that says 3g or 4g. the “g” stands for the “generation(代)” of your mobile network. but these symbols will become things of the past after 5g networks fully arrive.on march 30, shanghai vice-mayor(副市长) wu qing made the first 5g video call on a huawei mate x smartphone, cgtn reported. shanghai has also become the first city in china to start testing 5g networks.about 100 times faster than 4g networks, 5g will let people download and upload data faster than ever before. but 5g wont just bring faster mobile internet. people can use it for many other things as well.for example, 5g will help to make self-driving cars safer. todays self-driving test cars have one problem-lag. when the car “sees” an obstacle(障碍物), it sends this information to a data center and receives instructions.however, it takes time to send and receive this information. with this kind of lag, the cars might crash because they dont receive instructions in time. with 5g, this lag will be greatly lowered, making the cars safer, according to cnn. 5g could also be used to power the internet of thing(iot, 物联网). this refers to a large online network that connects all things and people. fast internet speeds will be the key to developing this technology.the iot could be used in a lot of ways. for example, with iot, your refrigerator could automatically(自动地) place an order online for eggs when it finds that there are no eggs left inside.who is building the network?china is racing to build a nationwide 5g network. chinas biggest telecom(电信) companieschina mobile, china unicom and china telecomare working on test runs of 5g systems in 17 cities across the country. china is set to become the worlds largest 5g market, with 460 million users by 2025, china daily reported.1.in which city was 5g tested for the first time?()a.beijing.b.shanghai.c.shenzhen.d.guangdong.2.we can infer from the story that .()a.5g is all over chinab.there are no symbols at the top of our phonesc.we can now buy self-driving carsd.5g networks are much faster than 4g or 3g3.the underlined word “problem-lag” means .()a.问题b.困难c.延迟d.弊端4.the writer uses self-driving cars as an example to .()a.explain how self-driving cars workb.show us how advanced self-driving cars arec.warn about the possible dangers of self-driving carsd.explain how 5gs fast speed can be helpful5.according to the story, the iot is .()a.a robot that can do houseworkb.an online store where you can buy anythingc.a large online network that connects things and peopled.a type of high-tech refrigerator【参考答案】a主旨大意直播已经成为一个很大的趋势。从玩电子游戏到跳舞再到k-pop,直播者仅仅通过与世界分享他们的日常生活就赚了大钱。直播种类有很多,但是大多数仅仅是为了吸引大家的眼球。直播的门槛也很低,只要一部手机就可以。1.c细节理解题。根据第一段中的 “streamers are making big money simply by sharing their daily lives with the world.”可知选c。2.b词义猜测题。根据第三段第二句“a lot of streamers are just doing it for the attention.”可推测出,作者认为很多直播者是带有虚荣心的。故选b。3.b细节理解题。根据第四段第二句“since you can start your own livestream with just a smartphone”可知选b。4.d5.b推理判断题。通读文章可知,本文主要介绍了当前流行的一种现象直播,所以最可能出现在报纸上。故选b。b主旨大意5g时代即将到来,作为世界上掌握5g技术的国家,我们即将对5g网络开始测试。5g不仅能带来更快的移动互联网,它还可以用于其他许多方面,例如:自动驾驶、物联网1.b细节理解题。根据第二段最后一句“shanghai has also become the first city in china to start testing 5g networks.”可知选b。2.d细节理解题。根据第三段第一句“about 100 times faster than 4g networks”可知,5g要比4g、3g 快得多。故选d。3.c词义猜测题。根据第五段前两句“however, it takes time to send and re