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1、高二上学期期中考试英语试题分类汇编复习七选五一Have you ever noticed that some people can eat what they want and stay in shape, while others carefully watch what they eat and sill put on weight? How disappointing!1. _Scientists say that when some people eat, their bodies will naturally store the extra energy from food as f
2、at. 2. _ Meanwhile, other people eat more than they need but their bodies are able to bum of the extra food without making fat, so they seldom have weight problems. To prove this, scientists have experimented on laboratory mice. They gave the mice a special diet with a lot of fat. Some mice gained w
3、eight while the other mice stayed thin, even though both groups of mice ate the same amount of food and got the same amount of exercise. Scientists concluded that weight gain seemed to be influenced by genetic factors. 3. _These genes get passed down the generations. Armed with this knowledge, they
4、believe it may be possible to develop medicines that can aim at the genes and stop people from gaining weight. The study of weight gain is becoming more important as the number of people who are overweight continues to grow. In the United States, over seventy percent of the population have weight pr
5、oblems. 4. _5. _ Thats because they can have serious side effects, such as heart problems. However, it takes a long time to develop and completely test new drugs. Therefore, despite this break through in the study of weight-loss drugs, scientists and health professionals all agree that currently the
6、 best way to control weight gain is to have a healthy, balanced diet and an active lifestyle with daily exercise. A. Current medicines for weight control do not work very well. B. They found that weight gaining had nothing to do with genes. C. These people gain weight if they eat more than they need
7、 each day. D. They also believe they have now found the genes that may cause this tendency. E. And they never mind what they look like and continue to eat as they would like toF. This means they are at risk of illnesses such as high blood pressure and heart disease. G. However, scientists are beginn
8、ing to believe some people get the ability to stay thin from their 二One of the best things you can do for your community is volunteer, but its necessary to understand that it comes with the same type of responsibility a paid job has. Since you promise to do something, you need to follow through._1_W
9、hether youre just starting out or youve been volunteering for years, think of what youre doing. Here are some things you need to do if you want to do your best:Volunteer with a good attitude. You are doing something that you really want to do. So put a smile on your face and show you want to be ther
10、e._2_Follow the rules._3_Do your best to follow them because theyve been made for a reason. Periodically go over your job description. If you dont have a written one, ask your volunteer coordinator whether or not you re meeting expectations._4_If you see something that the volunteer coordinator need
11、s to know about, let him know as soon as possible. Or if you have a better idea of getting the work done faster, share your thoughts with him. It will do good to the cause.Be flexible. You may be actively doing your given job when you notice something else that needs to be done._5_A. Communicate mor
12、e.B. Get along with others.C. You and everyone around you will be happier if you have a positive attitude.D. Not all volunteers volunteer out of the kindness of their hearts.E. Someone may have given you a list of rules, either written or spoken.F. Try to do whatever it is, unless its against the ru
13、les of your organization.G. People are depending on you, and you should give your time responsibly.三How to Have a Healthy BrainStaying fit is not just for your body. _1_ Brain fitness is about keeping the mind sharp and preventing cognitive（认知的）disease. You have the ability to develop healthy brain
14、through brain exercise and social interaction. No matter when you start, whether its early or late in life, following some simple practices can help in mental health.Learn a new skill. _2_ New skills not only improve memory, but they help the part of the brain that ensures protection of the memories
15、. Whats more, new skills, particularly more difficult skills, are of more benefit to brain functions（功能）than easy ones._3_ Brain games such as Sudoku（九宫格）and crossword puzzles have been shown to improve connections in the brain. They also affect short-term memory, and have been shown to be good to t
16、he brain health. So try to keep your mind as active as possible.Practice memorization. Work with short goals first. And then try memorizing increasingly more difficult lists. It can be the states in the U. S., or the bones in the human body. _4_Read and learn new works often. Reading a series of mat
17、erialbooks, magazines or poetry exercises the brain. _5_ And it has been shown to improve brain and enlarge brain activity in many different parts.APlay brain games.BChallenge your decisions.CIt is also important to keep a fit brain.DTrying to memorize difficult lists helps the brain greatly.EIt is
18、a great way to improve your spirit and mental health.FLearning new words is similar to learning a new language.GResearch has shown that new skills can improve brain functions.四Happiness begins from appreciationIf you are feeling that life just cannot be any worse for you, it can be challenging to th
19、ink positive. When stressed, depressed, upset or otherwise in a negative state of mind because you are aware that misfortune keeps occurring, it is important to shift those negative thoughts to something positive. _1_It is often very hard to think positive when so many things are negative, but be su
20、re that someone, somewhere is worse off than you. _2_ If you start with one small, positive thing and appreciate it during the course of your day, you will begin to move into a more positive situation and people will start showing up in your life. With appreciation, you will find that over time, you
21、 will change your outlook and choose to be happy, regardless of the events around you. _3_ Begin and end each day with a “Thank you for this wonderful, glorious day!” When you see the rise of gas prices, say “I am so glad to have a vehicle in which to get around.” When your boss is too hard on you,
22、say “I am grateful for my job as I know that many dont have one.” If you are having health problems, be grateful for what does work: “I really do appreciate it that my eyes see, my ears hear, my mouth tastes, my legs walk, my arms lift and my mind thinks and everything else works.” Write down what y
23、oure grateful for each day. In moments when youre feeling really down, read loud what you wrote previously. _4_ If you practice this regularly, you will find your list getting longer and longer.The key is to move yourself into a positive thought and keep it there long enough to make it a moment of a
24、ppreciation. _5_AThis will certainly help uplift your spirits.BIf not, you will only attract more misfortune.CIt is of great importance to learn to be grateful.DThe more you appreciate, the happier youll be.EIf you have made some achievements in your career.FHere are a few common examples for you to
25、 practice.GYou can choose to think differently by beginning with the smallest of steps.五How many times have you forgotten to do something important because you didnt write it down or set a reminder? Or, how often do you feel overloaded because you said “yes” to too many people and over committed you
26、rself?Many of us can relate to these situations because they are common time management mistakes we should avoid. 1_ They can also cause you to miss out on your goals. This is why its important to identify the time management mistakes youre making and learn strategies to overcome each one. One commo
27、n mistake is not to use To-Do lists effectively. When you dont write things down, its easy to forget what you need to do and to let people down as a result. Its also important to remember To-Do lists can get overwhelmed when we take on too many projects. 2_Another common mistake is having no priorit
28、ies. 3_ Getting your priorities right will also help you reduce the stress you feel when you have a lot of work on. Not knowing how to manage distractions is another major time management mistake. 4_ So, make sure you know how to manage interruptions. Turn off your phone and email alerts when you ne
29、ed to concentrate. 5_ Chances are you want to help your friends and colleagues whenever you can. But when you over-extend yourself, you dont have the time or energy to do your best work. Some people think multitasking is actually a good strategy to maximize time. The truth is youre likely to do both
30、 tasks poorly because you simply cant concentrate fully when youre doing two things at once. These are just some of the time management mistakes. A. This can cost you hours of wasted time each day. B. In addition, you should also avoid multitasking. C. These mistakes may also impact the quality of y
31、our work. D. Mistakes like these can cause stress and lower your productivity. E. If this happens to you, consider using an Action Program instead. F. Another common mistake is saying “yes” to too many tasks and commitments. G. When you dont prioritize tasks, you can end up spending much time on les
32、s important things. 六Curling(冰壶)is a winter sport played on ice. Therefore, its most popular in northern countries like Canada. Curling is played in the USA by about 15,000 people. 1 Scottish winters were long and there were forms of entertainment. So people began making a sport out of sliding heavy
33、 stones on the frozen lakes. The game spread, and in the 1700s curling clubs formed. Then Scottish soldiers brought it to North America. 2 Men, women, and children often compete on the same team, if they can slide a forty-pound stone down the ice! Both teams slide their stones toward the same goal.
34、After all 16 stones have been cast, the team whose stone has slid closest to the goal gets one point. 3 The ice is so smooth and the stone is so heavy that even the smallest misjudgment in a throw can make the stone slide much too far or stop too suddenly. 4 Water helps the stone slide, but it can a
35、lso change the stones path.In curling, a broom is part of each players equipment. A good curler must know how much force to use. The player must know the exact conditions of the ice on the court. 5 That may explain why the international Olympic Committee decided to make curling an Olympic sport in 1
36、998. APlayers compete on the court.BThen the play begins in the other direction.CCurling is played by teams of four people.DIn other words, a good curler must be a fine athlete.EThe rules are easy to learn, but playing the game is hard.FThe melting of the ice makes things tough for the curlers.GCurl
37、ing probably began in Scotland in the 1500s or earlier.七How to Prepare for and Survive a FloodFlooding is a common natural disaster around the world. 1 If so, quickly review these flood safety guidelines to increase your chances of survival and protect your possession.Pay close attention to the radi
38、o, television, community announcements or your cellphone for official flooding updates. 2 A flood watch means a flood is possible in your area. A flood warning means flooding is already occurring or will occur soonand you should be prepared to leave the flood area. 3 Put at least three days of suppl
39、ies for everyone in it, including water (one gallon per person per day), non-perishable (不需要保质期的) food, a flashlight, battery-powered radio, solar-powered phone chargers, extra batteries, a 7-day supply of medications.If you have time before you leave, secure your home. Bring in outdoor furniture. M
40、ove necessary items to the highest part of the upper floor of your home. Turn off all the appliances (家电) like TV, refrigerator, washing machine, air-conditioner. 4 Do not walk through moving water. Six inches of moving water can sweep you off your feet. If you have to walk in water, walk where the
41、water is not moving. 5 If you come upon a flowing stream where water is above your ankles, stop, turn around and go another way. People underestimate (低估) the force and power of water.AHave an emergency survival kit on hand.BAre you in a frequently flood-stricken area?CHow to ensure your safety in a
42、 serious flood?DTake as many useful furniture as possible when you leave.EKnow the difference between a flood “watch” and “warning”.FUse a stick to check the firmness of the ground in front of you.GDo not touch electrical equipment if you are wet or standing in water.八Ways to Make a Great First Impr
43、essionYouve heard it a million times already, but it really takes a few seconds to make a good first impression. Here are some easy ways for you to impress your classmates or teachers. 1 Before you shake hands with somebody, make sure that your hands are clean. The handshake should not be too strong
44、 or weak. Most people use their right hands, unless they have a reason to use the left. 2 Be on timeWhen meeting someone for the first time, arriving on time is very important. You may have an excuse, but that will leave the person with a bad impression. 3 Its better to be a little earlier than be l
45、ate.Introduce yourself and ask for namesMake sure you properly introduce yourself. Ask for their names in a polite way. 4 This will increase the chances of their remembering your name in the future. Always remember to stand up when greeting someone and be sure to introduce them to anyone youre with.
46、Make good conversationTo get the most out of your discussion, try to find something common between the two of you. 5 A person will feel more comfortable with someone they can relate to (产生共鸣).AUse body languageBHave a proper handshake.CRepeat the name and use it later in conversation.DAs a general rule, plan to arrive about 30 minutes early.EIt could be a similar taste in clothes or a common hobby.FYoull be in serious trouble if you leave them with a bad impression.GHowever, dont have your left hand in your pocket because this appears impolite.