Passage 1When you cut your skin, you bleed (流血). ___1___ Blood is very important.When doctors understand how blood goes around inside the body, they try ways of giving blood to people who need it. ___2____Blood there are two problems. First , it does not always work. Doctors find that we do not all have the same kind of blood. There are four groups---O,A,B and AB. They also find that they can give any kind of blood of people of group AB. But they find that they must give A-group blood to A-group people and B-group blood to B-group people. ____3____There is another problem. To give blood of the right kind, doctors have to find a person of the right blood group. Often they can not find a person in time. If they have a way to keep the blood until someone needs it, they can always have the right kind of blood.We call a place where we keep money a “bank”. ____4____ One day , you may become ill. You may need blood. The“bank” will give it to you.A.Giving blood is not dangerous.B.They take blood from the healthy people and give it to people who need it.C.If a person loses a lot of blood, he will become ill and may die.D.I have 0-group blood and the doctor told me that I could give blood to anyone else safelyE.We call a place where we keep bold a “blood bank”.1._____2. _______3. _______4. ________Key: 1. C 2. B 3. D 4 .EPassage 2You speak, write a letter, and make a telephone. Your words carry a message. People communicate with words. ____1____ A smile on your face shows you are happy or friendly. Tears in your eyes tell others that you are sad.When you put up your hands in class, the teacher knows you want to say something or ask questions. You shake your head, and people know you are saying “No”. ___2__ Other things can also carry messages. For example, a sign at the bus helps you know which bus to take. A sign on the door helps you where to go in or out. Have you ever thought that there are a lot of signs around you and that you receive messages from them all the time? ____3____ An artist can use his drawing to tell about beautiful mountains, about the blue sea and many other things. Books are written to tell about all the wonderful things in the world and also about people and their ideas. Books magazines, TV, radio and films all help us communicate with others. ___4___A.You nod and people know you are saying “Yes”.B.People can communicate in many other ways.C.Do you think you can communicate without words?municate is very important.E.They can help us know what is going in the world and what other people are thinkingabout.1. _____2. _______3. _______4. ________Key: 1. C 2. A 3. B 4 .ELong ago , people did not need money. They lived on wild animals, fruits and other plants .As time passed, people learned to raise animals and crops. Sometimes , families produced more than they needed, so they started to trade with other families. ____1____ However, it was not the kind of money we use today. They used shells, rice, salt, large stones, etc.During the 600s BC, people began using coins as money. They soon found that coins were easier to carry than goods and lasted a long time. ___2___The Chinese were the first to use paper money, probably as early as the 11th century. The Italian traveler Marco Polo saw the Chinese using money when he visited China in the 1200s. ___3___Today, we have many ways to pay for things. We do not use coins or paper money. Often, people prefer to pay for things by card. ____4___ter, countries began to make their won 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 “real” money.D.However , European countries did not start using paper money until the 1600s.ter, people began to use money as a means of exchange.1. _____2. _______3. _______4. ________Key: 1. E 2. A 3. D 4 .CPassage 4When some plates of the earth move suddenly, an earthquake happens. ___1___ Earthquakes may happen anywhere on the earth. They often happen near the mountains.During an earthquake, the shakings make rocks rise suddenly and even crack(断裂) open. ___2__ And sometimes the whole villages or cities are destroyed.____3__ Scientists have studied earthquakes and make maps that show the “earthquake belts”. ____4___ In these areas we should build strong houses to fight against earthquakes.In the future, scientists will be able to predict exactly when and where an earthquake will happen. They can also tell people what to do and how to do it.A.Can we do something to keep ourselves safe from earthquakes?B.Houses fall; people are killed and hurt.C.People and animals run in all directions in panic.D.Many earthquakes begin under the sea.E.In areas in the belts, it’s possible for earthquakes to happen.1. _____2. _______3. _______4. ________Key: 1. D 2. B 3. A 4 .EPassage 5Australia has a lot of lovely animals. ____1___ The most famous ones are kangaroos andkoalas.The kangaroo is the symbol of Australia. They have large eyes and ears. They don’t walk , but they jump. They use their strong back legs. They can jump at 74 kilometers per hour. They can go over nine meters in one jump. Kangaroo mothers have pouches(育儿袋)to carry their babies. ____2___Kangaroos are everywhere in Australia. They are on TV, and in books. But do you know that millions of kangaroos are killed every year? There are too many of them. There are about 20 to 25 million kangaroos in Australia. That’s more than the number of people in the country . some kangaroos go hungry because there is not enough food to eat. They break into farms of food. ____3___The koala is another famous Australian animal. They look like bears, and have small eyes and big noses. They eat leaves from gum trees. Koalas have a special smell. They use it to mark their home---“____4___” Like kangaroos, a koala baby lives in its mother’s pouch, too.A.You cannot find them anywhere else in the world.B.The babies stay inside to get milk and keep warm.C.They are lovely animals.D.Famers are very angry with them.E.This may place; you can’t come in!1. _____2. _______3. _______4. ________Key: 1.A 2. B 3. D 4 .EPassage 6Waste can be seen everywhere in the school. Some students ask for more food than they can eat and others often forget to turn off the lights when they leave the classroom . ____1___ But I don’t agree with them.____2__ Although China is rich in some resources , we are short of others, for example, fresh water. It is reported that we will have not coal or oil to use in 100 years. ____3__ Think about it. I think we should say no to the students who waste things every day. Everybody should stop wasting as soon as possible.In our everyday life, we can do many things to prevent(阻止) waste from happening , for example, turn off the water taps when we finish washing, turn off the lights when we leave the classroom, try not to order more food than we need, and so on. Little by little , everything will be changed. ____4__A.Waste can bring a lot of problems.B.So if we go on wasting our resources, what can we use in the future and where can wemove?C.They say they can afford these things.D.Waste is a bad habit.E.Waste can be stopped one day, if we do our best.1. _____2. _______3. _______4. ________Key: 1C 2. A 3.B 4 .E。