【正文】 ired of homework, you should look at the green plants far away D. The passage has told us clearly why some colors are warm and other colors are cool. 75. The reading mainly shows us _____. A. the difference between red and blue B. how to get on well with others C. how to make smart uses of different colors in our daily life D. how to paint and decorate our rooms [ Passage 3 A smile will tell people around you that you are a kind and friendly person. However, many people don’t smile because they think they have ugly teeth. For example, one of my classmates, Mike, doesn’t have very nice teeth, so that is why he seldom opens his mouth. He even says that he has lost confidence because of his teeth. So it is very important for us to look after our teeth. In fact, a lot of people have this problem. Some people inherit teeth problems from their parents, while others’ teeth are damaged because of bad habits, like heavy smoking, eating too much sugar or not brushing teeth often. If your teeth are in bad shape, you should see a dentist and ask for help. They can help improve your teeth and tell you how to take care of them Smiling can help you to feel more confidence and make people think of you as a more friendly person. If you want to keep healthy, you should not only smile but also laugh. An Indian doctor called Kataria said that young children should laugh about 30 times a day, while adults should laugh between 7 and 15 times a day. So please take this chance to smile and laugh now. 76. What has made Mike lose his confidence? A. His bad habit B. His bad teeth C. Not smiling D. Eating too much sugar 77. Many people don’t smile because ______ A. they don’t like smiling B. they think they are ugly C. their teeth are not beautiful D. they can’t open their mouths 78. What can a dentist do according to the passage? A. A dentist can tell you how to improve your bad teeth. B. A dentist can help you to take care of your bad teeth. C. A dentist can tell you how to brush your teeth. D. Both A and B 79. If you want to keep healthy, you had better _____ A. not smile often B. laugh all the time C. neither smile nor laugh D. smile and even laugh often 80. How many times should a child laugh every day in doctor Kataria’s opinion A. Either 20 or 30 times a day B. Between 7 and 15 times a day C. Around 30 times a day D. Only 30 times a day Passage 4 How dangerous it would be if there was a fire! Today is in winter. It’s time for us to learn a lot more about fire, especially what to do if we are caught in a fire: 1. Shout out If you smell smoke or see fire, shout out “Fire!” Shout as loudly as you can, because people may be asleep. 2. Call 119 Never try to put the fire yourself, even if it is a very small one! Get help from your parents or call 119. 3. Keep down close to the floor If there is a lot of smoke in your room, keep down close to the floor. 4. Test the door Test the door before you open it. If the door is cool, open it carefully. If the door is hot, do not open it! Try to find a different way out. 5. Get out If you can, get out of your home as soon as possible. 6. Don’t use the lift Never use the lift during the fire. It may also go wrong 7. Don’t go back Never go back into a burning building! 81. The passage is mainly about _____ A. how to look after yourself when you are on fire B. what to do when you are caught in a fire C. when to leave the burning place D. why to call 119 when there is a fire 82. When people are asleep, what will you do when a fire breaks out in your building? A. Call 120 for help as quickly as you can B. Only wake your parents up fast C. Shout out “Fire!” as loudly as you can D. Run away as fast as you can and don’t call others 83. Why shouldn’t you use the lift when a fire breaks out? A. Because taking the lift is so slow B. Because the fire can burn you C. Because the lift is too crowded D. Because the lift may not work 84. When a fire is burning, you test the door to ____ A. find a better way out B. notice the fire clearly C. call for a much quicker help D. see if it is close 85. If you realize you have left an expensive thing at home in a fire, you should A. not go back for it B. keep down close to the door C. not get out D. get it back （ B）閱讀短文回答問題 (30 分，每小題 2 分 ) Passage 5 Here in Siberia (西伯利亞 ), the winter is always very long and it’s very, very cold! It starts to snow in November and the sno