
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(探測(cè)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選5
體裁:說明文 題材:介紹說明 詞數(shù):249 難度:中 建議用時(shí):7分鐘
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(顆粒)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:
刷閱讀理解
【語篇導(dǎo)讀】本文是一篇說明文,介紹了一款即將投入生產(chǎn)的用于地震救災(zāi)的機(jī)器人。
1. D細(xì)節(jié)理解題。根據(jù)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,這個(gè)機(jī)器人不需要遠(yuǎn)程控制,一旦給它輸入目的地信息它就可以自己行動(dòng),這是與其他機(jī)器人不一樣的地方。故選
D項(xiàng)。
2. A詞義猜測(cè)題。根據(jù)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,除了能發(fā)現(xiàn)受害者和檢測(cè)有毒氣體以外,這種3米長的機(jī)器人還裝有一臺(tái)相機(jī),它可以在黑暗中工作。所以 which指代的是 a camera。故選A項(xiàng)。
3. D細(xì)節(jié)理解題。根據(jù)最后一段 Experts have said that the rbts wuld enter prductin…,as sn as pssible.可知這款機(jī)器人會(huì)盡快投入生產(chǎn)和應(yīng)用。
4. B主旨大意題。本文是一篇說明文,介紹了一款即將投入生產(chǎn)的用于地震救災(zāi)的機(jī)器人。故選B項(xiàng)。
刷7選5
【語篇導(dǎo)讀】本文是一篇說明文,介紹了在空氣污染情況較為嚴(yán)重的情況下,我們可以采取的四種自我保護(hù)方法。
1. E根據(jù)設(shè)空處后的 Hwever,there are easy ways t prtect urself against smg and air pllutin.中的 Hwever可知,E項(xiàng)(也許你會(huì)認(rèn)為你對(duì)于吸入的空氣無能為力)與之構(gòu)成轉(zhuǎn)折關(guān)系,符合語境。故選E項(xiàng)。
2. G設(shè)空處前一句講人們需要佩戴N95型號(hào)的口罩,后一句講這樣做的目的,G項(xiàng)介紹口罩的使用方法,符合文意。
3. F根據(jù)本段標(biāo)題 Drink lts f water and stay hydrated.可知本段內(nèi)容與喝水有關(guān),F(xiàn)項(xiàng)介紹水的益處,符合語境。故選F項(xiàng)。
4. C設(shè)空處前一句講不要去室外吃路邊攤,后一句講工作時(shí)最好自己帶午飯,由此可知設(shè)空處講的也是吃飯方面的事情。C項(xiàng)(如果你想外出,就去購物中心,在封閉的空間里吃飯)符合上下文語境。故選C項(xiàng)。
5. A設(shè)空處為主題句。根據(jù)本段最后一句S, keep the windws clsed and use air purifiers t prtect yur hme.可知,當(dāng)人們?cè)谑彝獬闊煹臅r(shí)候,我們最好關(guān)閉門窗并使用空氣凈化器來保護(hù)我們的家。A項(xiàng) Prtect yur hme.符合段意。
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