初中英語五選四專項練習(xí)知識講解

1、 初英語五選四中項專 習(xí)練 英語五選四專項訓(xùn)練 一 ABCDE從四個選項中選出能填入短文空白處的最佳選項，其中有一個多余選項。It was a sunny day. Mr. Black went to town on business. On his way home, he found in front of ). A 干草). He got down from his horse. The hay had fallen off a wagon (馬車him a big pile of hay (boy was standing by the wagon and looked worried

2、. He was sorry for the little driver. _1_ Mr. Black said. Come with me to the village over there, and I will find someone to help you.In the village Mr. Blacks friend asked him and the boy to have dinner, Mr. Black enjoyed the mans dinner, but he saw the boy still looked worried. Dad wont like this!

3、 the boy said in a low voice. Dont worry too much, said Mr. Black. Just be careful next time. Now have your dinner, and you neednt worry.But I was here for a long time._2_ Oh, come on now, said Mr. Black. Your dad will understand, he will be glad if he knows that you have had a good dinner. I will g

4、o with you and explain what has happened. _3_ The boy answered, _4_. A. By the way, wheres your dad?B. Hes under the pile of hay! C. His dad asked him to leave as soon as possible. D. Now dont worry, my boy. E. Dad will be angry. 二 ) eat crops. They Animals with six legs are called insects. _ Some i

5、nsects such as locusts (蝗蟲are not farmers friends but their enemies. We all know there are other animals that eat insects. Birds eat insects, and fish eat insects, too. _But do you know there are some kinds of insects that eat ) is one of them. 蜻蜓other insects? They are also friends of farmers. The

6、dragonfly (Many people are afraid of the dragonfly. But it is a friendly insect. It helps to kill flying insects, ). _ Some dragonflies eat while flying, but others like to come down especially mosquitoes (蚊子to the ground before eating their meal. The dragonfly cant walk, because all its legs are at

7、 the front of its body. But it has two pairs of strong wings so it can fly very fast. The dragonfly is one of the fastest insects in the world. The very well. _ But the life of dragonfly is short. It cant live in the cold weather.dragon fly can see A. A dragonfly may have as many as one hundred mosq

8、uitoes in its mouth at a time. B. There are more insects than any other kind of animals. C. It can see a moving insect far away. D. They are farmers friends. E. It can fly in the sky. 三 Did you sleep well last night? Maybe many people will answer: No._ If you say you do not have good sleep, it means

9、: waking early and not getting back to sleep. You may get tired, worried and anxious. Your memory and ability to remember things will get worse.Then what should you do when you have the trouble? Do not worry about it too much. Lets see if you can help yourself._. First, make sure that your bedroom i

10、snt too cold or too hot. Keep it dark and quiet. Second, check your lifestyle.Do not drink tea, coffee, cola or chocolate before bed. Drink less water and avoid night-time toilet visits. Set your body clock well by getting up and going to bed at the same time every day. Develop a relaxing bedtime ha

11、bit. Read or listen to music, then take a warm bath. If you really can not sleep, try some bread, rice or milk._. Go for a daily walk. Natural light helps you regulate (調(diào)整) your body clock, so exercise outdoors if you can.Forget the worries of the day. Write down any worries, thoughts or questions b

12、efore you go to bed._. A. The techniques are as follows: B. They will help you fall asleep. C. With these written down, you will have less to think about and your sleep will become easier. D. In fact, in the world about one third of the people do not have good sleep. E. For some people, it is hard t

13、o fall asleep. 四 Thousands of years ago, people didnt live in cold places because they didnt know how to keep themselves warm. Later they learned to make clothes. When an animal was killed, they made use of its skins to cover their bodies._Nature is peoples good friend. It once helped people find fi

14、re, when lighting hit a forest and started a fire. _ The fire kept them warm, and also frightened wild animals. Soon people found the food cooked tasted much better, so they began to use the fire to cook food. But people still didnt know how to make a fire. When they got a fire from the forest they

15、tried to keep it burning._But later they found different ways to make fire. For example, they made fire by burning wood or knocking two pieces of stones. Today its easy for people to make fire because they have matches, lighters and different kinds of heaters._ A. If it went out, they had to wait fo

16、r years. B. The skins keep them warm. C. They can make fire at any time they need. D. People took some of this fire to their homes. E. People didnt know how to use fire. 五 Do you like chocolate? _1_A box of it can be a great gift. Buy one for a friend and give it as a surprise. See how happy that pe

17、rson gets. Say you just got a box of chocolate. _2_ A man has studied peoples choice. He says they tell something about the person. Did you choose a round piece? You are a person who likes to party. Did you choose an oval (橢圓形的) shape? You are a person who likes to make things. Picking a square shap

18、e shows something else. The person is honest and truthful. _3_.What kind of chocolate do you pick? Maybe you like milk chocolate. This shows you have warm feelings about the past. Dark chocolate means something else. A person who chooses it looks toward the future. What about white chocolate? Would

19、you choose it? _4_ Some people like chocolate with nuts (果仁). These are people who like to help others. Do you believe these ideas? Can candy tell all these things? It doesnt really matter. There is one sure thing about eaters of chocolate. They eat it because they like it. A. You can depend on him

20、or her. B. Maybe most people do. C. Which piece do you pick first? D. If so, you may find it hard to make up your mind. E. Because they are so sweet. 六 Long ago, people did not need money. They lived on wild animals, fruits and other plants.As time passed by, people learned to raise animals and crop

21、s. Sometimes, families produced more than they needed, so they started to trade with other families. _ However, it was not the kind of money we use today. They used shells, rice, salt, large stones, etc.During the 600sBC, people began using coins as money. They soon found that coins were easier to c

22、arry than goods and lasted a long time. _ The Chinese were the first to use the paper money, probably as early as the 11th century. The Italian travelers Marco Polo saw the Chinese using money when he visited China in the 1200s. _Today, we have many ways to pay for things. We do not use coins or pap

23、er money. Often people prefer to pay for things by card._ A. Later, countries began to make their own coins. B. We use money to buy things every day. C. Paying with a card is easier and safer than carrying around a lot of eal money. D. However, European countries did not start using paper money unti

24、l 1600s. E. Later, people began to use money as a means of exchange (交換). 七 Londons Chinese community (社區(qū)) dates back to the 18th century, when a small number of sailors moved to the city to work in East London. As time went on, other Chinese people came to this area and it began to be known as Chin

25、atown. However, Londons Chinese community remained very small for many years: at the start of the 20th century, there were just 545 Chinese people in Britain，_At first, the new immigrants (移民) found it difficult to get jobs. In the 1950s, however, a small Chinese restaurant opened in London._ Sudden

26、ly, Chinese restaurants and take-aways started opening in every part of the city. Instead if too little work, the new Chinese immigrants now found that they had too much! They worked as cookers, managers or As time went by, Londons Chinese community became more and more successful. 。waiters._The son

27、s and daughters of the original restaurant workers studied and worked very hard. And most went on to get highly paid jobs. _ Chinatown, however, is still lovely as ever. A. Most of them enjoyed their loves and arranged their friends and relatives to join them from overseas. B. It is difficult to fin

28、d jobs. C. Many British people visited it and said that Chinese food was wonderful. D. After the Second World War, many farmers in Hong Kong lost their jobs and came to London. Many Chinese families left Chinatown and moved to the more expensive area. 八 In 1826, a Frenchman named Niepce needed pictu

29、res for his business. But he was not a good artist. So he invented a very simple camera (照相機). He put it in a window of his house and took a picture of his garden._ The next important date in the history of photography (攝影術(shù)) was in 1837. That year, Daguere, another Frenchman, took a picture of his r

30、eading room. In his picture you could see everything very clearly, even the smallest thing. This kind of photo was called a Daguerreotype.In about 1840, photography was developed. Then photographers could take pictures of people and moving things. That was not simple._ But this did not stop them, fo

31、r example, some in the United States worked very hard.Mathew Brady was a famous American photographer. He took many pictures of great people. _Photography also became one kind of are by the end if the 19th century. Some photos were not just copies of the real world._ A. It was difficult to take pict

32、ures. B. The pictures were unusual because they were very lifelike (栩栩如生的). C. That was the first photo. D. The photographers had to carry a lot of film and other machines. E. They showed feelings, like other kinds of art. 九 Spending two or three hours playing outdoors each day can reduce a childs c

33、hance of becoming short-sighted, a research shows. _.The Australian government researchers believe that the sunlight is good for peoples eyes. They compared the vision (視力) and habits of 100 seven-year-old children in Singapore and Australia. In all, 30% of the Singaporean children were short-sighte

34、d this rate (比率) was ten times higher than Australian children. _ However, the Australia children spent an average (平均) of two hours a day outdoors 90 minutes more than the Singaporean children.Professor (教授) Ian Morgan said, Humans are naturally long-sighted._ Were also seeing more and more short-s

35、ighted children in cities all around the world- and the main reason may be that city children spend less time outdoors.Daylight can be hundreds of times brighter than indoor light. But why does playing outside prevent us from becoming short-sighted? _ So be outdoors. It doesnt matter if that time is

36、 spent having a picnic or playing sports. A. Scientists believe that natural light has a special chemical which stops the eyeball from growing out of shape and prevents people becoming short-sighted. B. But when people begin to go to school and spend little or no time outdoors, the number of short-s

37、ighted people gets larger. C. It challenges the belief that short-sightedness is caused by computer use, watching TV or reading in weak light. D. Both groups spent a similar amount if time reading, watching television and playing computer games.Children dont know how to use their eyes correctly. 十 When you are learning English, listening, speaking, and writing are important, but reading can also be very helpful. When you read, you