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短文填空专项练习交换空间It began with one red paper clip and e_1_ with a house. Kyle Macdonald, a 26-year-old Canadian, got a three-bedroom house t_2_ 14 trades(交换) that started with a single red paper clip.Encouraged by Kyles successful experience, now more and more young people around the world are starting their o_3_ trading activities. They set up websites where people can trade things they do not usually use with other people. A website called Peerflix allows people to trade their used DVDs. These traders usually p_4_ face-to-face trading，which m_5_ they dont have to worry about who is going to pay for the delivery(递送).Last year, a young girl in Beijing decided to f_6_ the example of Kyle. She started with a paper clip and h_7_ to get a house in the end. After several trades she now has a piano which is w_8_ more than 10,000 yuan. But she may still have a long way to go. You may be puzzled about why people are doing this. In fact, everyone in the trade activities gets things that are u_9_ to them. Just as Kyle said, “Whats more important to a man d_10_ of thirst in the desert-one million dollars or a glass of water?” Kyles words probably show why these trades are popular among young people.保护健康的三个建议Do you want to be much h_1_? Then go through the passage, and you may find it is easy to keep fit.1) Eat all kinds of food, e_2_ fruits and vegetables.You may have a favourite kind of food, but the best c_3_ is to eat as many kinds aspossible. If you eat different foods, you are more likely to get the nutrients(养分) you body needs. Taste new food that you never t_4_ before. Some foods, such as green vegetables, are very important. Have five servings(份) of fruits and three vegetables.2) Drink water and milk often.When you are really t_5_, cold water is the No.1 choice. Kida needs calcium to growstrong, and milk is great source of this mineral. How much do children need? About three galsses of milk every day.3) Limit screen time.Whats screen time? It is the time for w_6_ TV, DVDs, and videos, p_7_ computergames and using the computer. If you spend much time on these a_8_, you may have less time l_9_ to take e_10_, such as playing basketball, cycling, and swimming.保护好你的牙齿When you laugh, you will open your mouth and show your teeth. The healthier those teeth are, the h_1_ you look. Why is that?Its because your teeth are important in many w_2_. If you take care of them, theyll help to take care of you. Strong, healthy teeth help you eat the right food to help you g_3_.They also help speak c_4_.You can take care your teeth b_5_ doing like these:Brush your teeth twice a daybefore breakfast and before bedtime. If you can, brush before lunch or after eating sweet cakes.Brush all of your teeth, n_6_ just the front ones. You should spend some time on the teeth along the sides and in the back.T_7_ your time while brushing. Spend at least 3 minutes each time you brush.Be sure your toothbrush is soft. Ask your parents to help you get a new toothbrush e_8_ three months.Brushing keeps your teeth healthy. You also need to care about w_9_ you eat and drink. Eat lots of fruits and vegetables and drink water i_10_ of drinks.青少年如何缓释压力Many teenagers suffer from stress. Although their p_1_ can make them worry, there are some simple ways to deal w_2_ stress.Firstly, e_3_ a healthy diet, getting enough sleep and exercise are very i_4_. How can we be happy if we are not fit?For school work, planning ahead can help. Making a list of the things they n_5_ to do and planning to do them can help students organize their time.If they are weak in a subject, studying hard and a_6_ a teacher for advice can help.Student should p_7_ no attention to people who laugh at them. I_8_, they should think about the things they are good at.F_9_, students should also make enough time for their hobbies. Playing sport, reading and w_10_ films can help them relax.机器人People have been interested in robots for quite some time. Scientists are always inventing new and better robots. It is known that robots p_1_ an important role in our lives.First of all, in real life, robots are m_2_ used in factories. They do many different jobs. They always do all the d_3_, difficult and heavy work, and help out in h_4_, schools and offices. The use of robots can i_5_ the working conditions for people.Secondly, smarter robots will help us w_6_ the housework. They can do jobs such as preparing meals, washing dishes and s_7_ the floor. Therefore, we will have more time to do w_8_ we want to do.Thirdly, robots will be our f_9_ when we feel sad, lonely or happy, we can have a chat with a robot. Robots will not only be good listeners but also offer us good a_10_.In a word, robots will be more and more intelligent(聪明的) and affect our lives in many ways.残缺与完美Once a circle lost a piece of its own. The circle wanted to be w_1_, so it went around looking for its m_2_ piece. But because it was not complete, it could only roll(滚动)very slowly. It enjoyed the flowers and the sunshine a_3_ the way. It talked with worms. It found lots of different pieces, but none of them fit. So it left them all by the side of the road and kept on looking for the missing piece. Then one day the circle found a piece that fit perfectly(完美). The circle put the missing piece into i_4_. It could be whole with nothing missing. It was so happy and began to roll. As it was a perfect circle, it could roll very fast, too fast to see flowers or talk to worms. It realized how different the world was when it rolled so quickly. It felt so s_5_ that it stopped, left its found piece by the side of the road and rolled away slowly.Sometimes we are perfect when we l_6_ something. A man who has e_7_ is a poor man in some ways. He will never have hopes, dreams or something b_8_. He will never know someone is loving him or someone is giving him something he has always wanted or never had.We couldnt be perfect, but we must be brave enough to love, strong enough to forgive, kind enough to s_9_ happiness with others and clever enough to know there is enough love around us and then we can a_10_ live a wonderful time in our lives.轻松度假Do you love the holidays, but hate the increase(增加)in weight that follows? You are not alone. Holidays are happy days with p_1_ and delicious foods. But many people are worried about the weight that comes with these delicious foods.With proper planning, it is p_2_ to control your weight. The idea is to enjoy the holidays but not to eat too much. You dont have to turn a_3_ from the foods that you enjoy. The following advice may be of some help to you.Do not m_4_ meals. Before you leave home for a party, have a small, low-fat meal or fast food. This may help you to keep you from getting too e_5_ before the delicious foods.Begin with clear soup and fruit or vegetables. A large glass of water before you eat may help you feel f_6_. Use a small plate; a large plate may make you eat more than e_7_.Better not have high-fat foods. Choose lean(瘦的)meats. F_8_ your plate with salad and green vegetables. If you have a sweet tooth, try mints(薄荷)and fruits. They do not have fat like cream and chololate.Dont let exercise take a b_9_ during the holidays. A 20-minute walk after a meal can help you b_10_ off excess calories(多余的热量). 全球一小时Earth hour started in Sydney on March 31, 2007. M_1_ than two million homes and businesses turned off their lights for an hour. A year l_2_ in 2008 Earth Hour became the worlds activity and was supported by millions of people from thirty-five counties. In 2009, over thousand cities in the world t_3_ part in it, and Earth Hour came to China. The purpose of the activity is to save energy and I_4_ climate. Earth Hour has brought about some new c_5_ to our lives.We may have different ways to spend the hour. For example, we can go to school on foot or b_6_ bike, plant more trees, use water more than once, never leave the lights o_7_ when we are not at home. Try to make full use of paper by using b_8_ sides.Earth Hour is a call for us to work together for a bright f_9_. It is also a message of hope and action. Everyone can make a difference. The improvement of our environment n_10_