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1、2019-2020年高中英语Unit3putersSection课时作业新人教版.单句语法填空1The policeman signalled (signal) me to stop, and I wondered what happened.2When I came into her office, Mary was_typing (type) a report carefully.3Another problem arose (arise) last week and they then had to find a way to solve it.4Over the years, the
2、appearance (appear) of my hometown has changed a lot.5Dont go into the kitchen. I have just finished mopping (mop) the floor.6Personally (person), I think teachers shouldnt use cellphones during the class.7I was told the Learning Center provides help for students and Im anxious to get help from you.
3、8With the help of Mrs Brown, I have made great progress in my study.9Your main task today is to_help (help) your mother wash the curtains.10In order to make sure that his children were safe while playing on the beach, he kept watching (watch) over them all the time.阅读理解Many people catch a cold in th
4、e spring or fall. It makes us wonder . why cant scientists find a cure (疗法) for the mon cold if they can send a man to the moon? The answer is easy. There are hundreds of kinds of cold viruses (病毒) out there. You never know which one you will get, so there isnt a cure for each one.When a virus attac
5、ks your body, your body works hard to get rid of it. Blood rushes to your nose and brings congestion (堵塞) with it. You feel terrible because you cant breathe well, but your body is actually “eating” the virus. Your temperature rises and you get a fever, but the heat of your body is killing the virus
6、. You also have a runny nose to stop the virus from getting to your cells. You may feel miserable,_but actually your wonderful body is doing everything it can to kill the cold.Different people have different ways of dealing with colds. In the United States and some other countries, for example, peop
7、le might eat chicken soup to feel better. Some people drink warm water. Other people take medicine.There is one interesting thing to notesome scientists say taking medicine when you have a cold is actually bad for you. The virus stays in you longer because your body doesnt have a way to fight with i
8、t and kill it. Bodies can do an amazing job on their own. There is a joke, however, on taking medicine when you have a cold. It goes like this：It takes about 1 week to get over a cold if you dont take medicine, but only 7 days to get over a cold if you take medicine.【文章大意】本文是说明文，话题是日常生活类。文章主要说明了感冒的症
9、状和应对感冒的方法。1Why does blood rush to our nose when we have a cold?A. To stop the runny nose.B. To make us breathe well.C. To fight with the cold virus.D. To lower our body temperature.解析：C细节理解题。根据第二段的. but your body is actually “eating” the virus可知，鼻子充血是身体在和感冒病毒作斗争。2Which of the following can replace t
10、he underlined word “miserable”？A. unfortableB. surprisedC. worried D. frightened解析：A词义猜测题。上文告诉我们，感冒会导致发烧、鼻塞、流鼻涕，出现这些症状，当然不舒服(unfortable)了。3What can we learn from the text? A. Getting a fever is a dangerous thing.B. American people never take medicine.C. Chicken soup is a new cure for the cold.D. Dri
11、nking warm water may make people feel better.解析：D细节理解题。根据第三段的. people might eat chicken soup to feel better. Some people drink warm water可知，喝一些热水可能会让人们感觉好点。4What does the joke seem to tell us?A. Taking medicine does harm to health.B. Taking medicine makes a cold worse.C. Taking medicine doesnt work
12、for a cold.D. Taking medicine helps us recover soon.解析：C推理判断题。最后一段的笑话是在告诉我们：吃药对感冒不起作用，因为不管你吃不吃药，感冒都是7天以后痊愈。BThe idea behind Facebook is to make us feel connected all the time. But in my research, Ive found that the truth is quite different.Technology, it turns out, has made being alone seem like a p
13、roblem that needs solving. When young people are alone, even for a minute or two, they feel the need to connect, to get on Facebook or some other social networks and chat. But in connecting, they often end up feeling more isolated. Why? Because by being in constant (不断的) connection, they lose the ab
14、ility to feel satisfied with their own pany (独处)Facebook can help us keep in touch with our friends, but we too often use it instead of spending facetoface time with them. And since we feel the need to keep up with them online, we dont have moments of loneliness where we can collect our thoughts and
15、 learn how to be fortable being alone.Sherry Turkle, ProfessorFacebook connects more of us to more of our friends and family in more places than we have ever been connected before. Yes, Facebook is a huge time sinkmaybe the biggest ever. Many people post useless stuff. And seeing too much of your fr
16、iends lives can make you jealous (嫉妒的), but it wont make you lonely.Jane，a former student of mine, who is back in New York after living abroad for ten years, told me that Facebook helps her a lot. The first time she moved back to New York from abroad, she felt disconnected from her family and friends. Now, because of lots of photos and i
