高中人教版 (2019)Unit 4 Natural disasters习题

这是一份高中人教版 (2019)Unit 4 Natural disasters习题，共5页。
Dr Qi Juntng, a researcher at Chinese Academy f Sciences, said, “The mst imprtant feature f this flying rbt is that it desn’t need a distant cntrl. We just set the destinatin infrmatin n it, and then it takes ff, and lands by itself. It flies as high as 3, 000 metres, and as fast as 100 kilmetres per hur.”
This rbt has a different functin—it can change as the envirnment changes. Its main jb is t search fr any signs f life in places where human rescuers are unable t g. As well as a detectr（探测器）that finds victims and detects pisnus gases, a camera is placed in the 3-metre-lng rbt, which can wrk in the dark. Anther use fr the rescuers is the supply bt. With its 10-metre-lng pipe, peple wh are trapped in the ruins will be able t get supplies including xygen and liquids.
Experts have said that the rbts wuld enter prductin and serve as part f the natinal earthquake rescue team as sn as pssible.
1. What des Dr Qi Juntng think makes this rbt mainly different frm the thers?
A. It has mre functins.
B. It has a unique shape.
C. It has mre advanced cameras.
D. It can wrk by itself nce given the infrmatin.
2. What des the underlined wrd “which” in Paragraph 4 refer t?
A. A camera.
B. A detectr.
C. A rescuer.
D. A supply.
3. What can we learn abut this rbt frm the text?
A. It is carried by the helicpter.
B. It weighs abut 30 kils.
C. It is a machine with a length f 10 metres.
D. It hasn’t been put int prductin s far.
4. What is the text mainly abut?
A. What the rbt lks like.
B. An intrductin t a rbt.
C. Hw the rbt is made.
D. Infrmatin abut earthquakes.
刷7选5
体裁：说明文 题材：介绍说明 词数：249 难度：中 建议用时：7分钟
News reprts warn us that the smg is expected t stay with us fr a cuple f mnths. Air quality is 10 times wrse than the Wrld Health Organisatin’s recmmended levels. 1 Hwever, there are easy ways t prtect yurself against smg and air pllutin.
Wear an N95 mask.
Surgical masks wn’t d, my friends. Yu need a prper N95 mask. 2 The purpse is t filter ut the little particles（颗粒）in the air that can be very unhealthy if breathed in. It’s nt attractive, but yur health is mre imprtant than lking attractive.
Drink lts f water and stay hydrated（含水的）.
High temperature and high humidity are ften cnnected with high smg levels. This makes it imprtant t stay in the shade and drink lts f water t stay hydrated, especially befre, during, and after exercise. 3
Stay indrs.
If pssible, stay indrs. While yu might want t visit yur favurite pen-air fd stand, nw it’s nt the time t d s. 4 Better still, fr thse at wrk, pack yur wn lunch. What’s mre imprtant, avid exercise utdrs, especially frm mid-mrning t early evening, when smg levels are higher.
5
Often neighburs r family members smke in the hallways r just utside f apartment buildings, which makes the air much wrse. And this air still cmes int the apartments. S, keep the windws clsed and use air purifiers t prtect yur hme.
A. Prtect yur hme.
B. Keep the drs pen.
C. If yu want t g ut, g t malls, and eat in enclsed spaces.
D. Cnsider exercising indrs in an air-cnditined envirnment.
E. Yu may think that there is nthing yu can d abut the air yu breathe.
F. Besides, water will nt nly relieve thirst, but help clear yur breathing passages.
G. Its strings shuld be tightly tied behind yur head t hld the mask against yur face.
答案：
刷阅读理解
【语篇导读】本文是一篇说明文，介绍了一款即将投入生产的用于地震救灾的机器人。
1. D细节理解题。根据第三段中的 The mst imprtant feature f this flying rbt is that it desn't need a distant cntrl. We just set the destinatin infrmatin n it，and then it takes ff，and lands by ise.可知，这个机器人不需要远程控制，一旦给它输入目的地信息它就可以自己行动，这是与其他机器人不一样的地方。故选
D项。
2. A词义猜测题。根据第四段中的 As well as a detectr that finds victims and detects pisnus gases，a camera is placed in the 3-metre-ng rbt, which can wrk in the dark.可知，除了能发现受害者和检测有毒气体以外，这种3米长的机器人还装有一台相机，它可以在黑暗中工作。所以 which指代的是 a camera。故选A项。
3. D细节理解题。根据最后一段 Experts have said that the rbts wuld enter prductin…，as sn as pssible.可知这款机器人会尽快投入生产和应用。
4. B主旨大意题。本文是一篇说明文，介绍了一款即将投入生产的用于地震救灾的机器人。故选B项。
刷7选5
【语篇导读】本文是一篇说明文，介绍了在空气污染情况较为严重的情况下，我们可以采取的四种自我保护方法。
1. E根据设空处后的 Hwever，there are easy ways t prtect urself against smg and air pllutin.中的 Hwever可知，E项（也许你会认为你对于吸入的空气无能为力）与之构成转折关系，符合语境。故选E项。
2. G设空处前一句讲人们需要佩戴N95型号的口罩，后一句讲这样做的目的，G项介绍口罩的使用方法，符合文意。
3. F根据本段标题 Drink lts f water and stay hydrated.可知本段内容与喝水有关，F项介绍水的益处，符合语境。故选F项。
4. C设空处前一句讲不要去室外吃路边摊，后一句讲工作时最好自己带午饭，由此可知设空处讲的也是吃饭方面的事情。C项（如果你想外出，就去购物中心，在封闭的空间里吃饭）符合上下文语境。故选C项。
5. A设空处为主题句。根据本段最后一句S, keep the windws clsed and use air purifiers t prtect yur hme.可知，当人们在室外抽烟的时候，我们最好关闭门窗并使用空气净化器来保护我们的家。A项 Prtect yur hme.符合段意。