题目内容

【题目】考试时再怎么仔细也不为过。

___________________

【答案】You can’t be too careful when you are taking an exam.

【解析】

根据句意可知,对另一个人的叮嘱,主语用youcan’t be too意为“再……也不为过”,can’t be too careful意为“再怎么小心也不为过”,“考试时”可用when引导的时间状语从句表达,即when you are taking an exam。组合起来可得句子You can’t be too careful when you are taking an exam,符合中文句意,故答案为You can’t be too careful when you are taking an exam.

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【题目】 Infrared thermometers(红外温度计), or temperature guns, have been widely used to detect(检测)the early symptoms of COVID-19. They allow us to measure(测量)temperatures quickly. How do these thermometers work?

They determine temperature by measuring the energy coming from your skin (皮肤). Everything in nature has molecules (分子) inside of it that are always moving around. This include our skin. The higher the temperature is, the faster the molecules move. The molecules give off infrared light while moving.

This kind of light can be focused or absorbed(吸收). The thermometers use a lens(镜头)to focus infrared light from the skin onto a detector called a thermopile(热电堆). The thermopile absorbs the infrared radiation and turns it into heat. The electronic sensors inside the thermometers can measure the heat and read the temperature of the skin after making some calculations (计算).

However, you might sometimes find that the results aren’t always accurate (准确的). It depend on how these devices are used. For example, how far away they are held from the body, how steadily they are held and for how long. Factors such as make-up and sweat will also affect the results.

1Temperature guns, have been widely used to detect (检测)the early symptoms of____________.

A.COVID-17.B.COVID-18.C.COVID-19.D.COVID-20.

2They determine temperature by measuring the energy coming from your____________.

A.skinB.headC.faceD.foot

3The electronic sensors inside the thermometers can measure the heat and read the____________ of the skin.

A.colorB.temperatureC.lightD.structure

4Which one of the following might not affect the accurate results?

A.The thermometers is too far from the body.

B.The thermometers is held for very long.

C.Make-up and sweat.

D.The thermometer is held steadily at the right time.

【题目】

from north far good end China than be population however

The novel coronavirus (冠状病毒), which originated in the 1 city of Wuhan and has now spread to 120 countries, has much in common with seasonal flu. They are both viralinfections, share similar symptoms and crucially (关键地) can spread (传播) 2 human to human. In the midst of flu season in much of the 3 hemisphere, telling the difference between the two will be vital in stopping its spread.

Human coronaviruses, of which there are four, can cause respiratory (呼吸道)infections similar to flu: while many symptoms are mild, both can lead to pneumonia (肺炎) and become lethal (致命的). 4, the novel coronavirus is more serious 5 a "typical influenza infection,(流感)"says Ian Jones, a professor of virology at the University of Reading.

"This virus appears to go 6 down into the lungs than would generally be the case. Therefore, it will give you symptoms of pneumonia (肺炎): the lungs becoming flooded, they don't function very 7 and the patient gets into breathing difficulty." While the mortality rates and symptoms of flu and novel coronavirus may 8 up being similar, humans' ability to fight off the viruses differs greatly.

Human shave naturally built up antibodies to seasonal flu and annual vaccines have been developed to fight it. During a pandemic (流行病), which the new coronavirus has the potential to become, "there 9 no immunity (免疫性) in the 10 so you have potential for a globle spread," warns Jones.

【题目】 Mark Twain is an American writer and speaker whose real name is Samuel Langhorne Clemens.

Mark Twain was his pen name, a term originally used by Misisipi River sailors to indicate(表示) the depth of water measured on the waterway.

His family was so poor that Mark Twain did not receive much teaching. His father died when he was very young. He had to learn all that he could from the people whom he met. Mark Twain wrote a large number of works throughout his life, covering novels, plays, prose, poetry and other aspects. His representative works include The Adventures of Huckleberry Finn, The Adventures of Tom Sawyer and so on.

In terms of content, his works criticize(批判) unreasonable phenomena or the ugliness of human nature, express the writer's strong sense of justice(正义) and care for the ordinary people as a typesetter and sailor; in terms of style, experts and readers generally agree that humor and satire(讽刺) are the characteristics of his writing.

Mark Twain is the founder of American critical realism literature. Most of his works have been translated into Chinese.

1"Mark Twain" was a name of _________.

A.a bookB.a famous American writer

C.a river in AmericaD.a large ship

2Why didn't Mark Twain get much education?

A.Because he wanted to learnt by himself.

B.Because his father didn't want to send him to school.

C.Because his family was very poor.

D.Because there were no school at that time.

3From this passage, we cannot know __________.

A.Mark Twain's real nameB.Mark Twain's representative works

C.Mark Twain's deathD.Mark Twain's writing style

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