【正文】 out if they have a special gene that makes them faster than the The success of Bolt，Powell and others has triggered hype(天花亂墜的廣告宣傳)among Jamaican are their idols and they want to be just like them.A．A tough petition may be one of the reasons why Jamaicans are so good.B．Nutritionists argue that the diet of Jamaican children is one of the keys to success.C．Jamaican athletes are also built differently from non－blacks.D．Running has changed in Jamaica.E．Most of the country’s world class runners started out in the two leading track clubs.F．Hard training and iron will is essential to be among the best in the world.G．However，there is no evidence of such a gene.Passage 2　(2016臨沂一模)根據(jù)短文內(nèi)容。從短文后的選項中選出能填入空白處的最佳選項，選項中有兩項為多余選項。The days when a cellphone was used for nothing beyond calling and texting are ，we turn smart phones into magical machines with apps that transform them into musical instruments or business machines or video it turns out that we are only searching the knew that smart phones would make pretty good satellites？__1__Smart phones forecast the weatherNetworking expert Open Signal has discovered something interesting：the sensors in Android phones designed to measure battery temperature，light，pressure and 80 on can be used to generate surprisingly accurate weather Smart phones save the rainforestsDetecting illegal logging(盜伐) may sound like a novel app，__3__：in Indonesia，the non－profit organization Rainforest Connection’ wants to use donated Android phones to detect illegal New scientist reports，“The phones are equipped with solar panels specifically designed to take advantage of the brief periods when light reaches the forest microphones stay on at all time，and the software listens for the sound of a chainsaw (鏈鋸)．”__4__Researchers at the university of Illinois have developed an iPhones app that turns the phone into a fully featured mobile medical lab that uses the phone’s camera to detect proteins，bacteria，viruses and other organisms.Smart phones drive carsGoogle’s self－driving cars carry around $30，000 of high－tech hardware and sensors，but students at Australia’s Griffith University think they can get the job done with a single smart A．but it’s a serious businessB．Here are some uses for smart phones the makers probably didn’t imagine.C．so it can be used to detect the sound of a chainsawD．It has been used in many fieldsE．Get enough phones involved and you will have a weather sensing networkF．Smart phones serve as mobile medical labsG．They have built a model that relies mainly on the phone’s camera and built—in GPSPassage 3　(2016石嘴山市一模)根據(jù)短文內(nèi)容，從短文后的選項中選出能填入空白處的最佳選項，選項中有兩項為多余選項。In many countries of the world, people do what is called house means that if owners of the house are going away, they want someone to e into their home and look after the house and maybe pets while they are away.In Australia, many people people retire, they might buy a van and travel all over the ．So if someone wants to travel or go away for some reason, they might want someone in their home to care for it and keep the gardens sitters might have to care for , quite a few people have swimming pools in their back yard and they need ．I feel it is a great way of seeing the country, because you go and stay in a new city, get to meet new people, and have time to go sightseeing in a new area.__3__．There are websites where you find the advertisements by people who want to travel, and by replying to the advertisement, you can make arrangements to go and look after their home.There are some requirements to be a house must be a trusted person, so that the home owner knows you will not steal must be able to go when the house owner wants you to go, so you need lots of free ．You need to be good with pets, able to care for cats and dogs, or other pets they may have.Some house sitting jobs are just for a few days or a couple of weeks while the house owners have a short it is for much have had one house sit for six months, while the home owner travelled to Europe.__5__．Then you can travel to many different countries and stay of the important things to get is references from the home owners where you have reference is a written letter to say that you are trustworthy and have looked after their home can show these letters to possible house sitting jobs and they know you will do a good job.A．I have done house sitting many times.B．Thousands of people do this all the time.C．It is also possible to do house sitting in other countries.D．Generally you have many opportunities to get a house sitting job.E．You must take a little care over what your description says about you.F．This is an international house sitting service for all city and country areas.G．You must have a good car, so you can travel to different parts of the country.Passage 4　(2016衡陽一中月考)根據(jù)短文內(nèi)容，從短文后的選項中選出能填入空白處的最佳選項。選項中有兩項為多余選項。How to Care for Your Ears?Ears not only let us hear, but they also play a role in maintaining our balance, which is vital to our ability to function in daily , we ignore can’t even see our ears, except in a take for granted what they do for us day in and day out—until we notice something’s wrong, such as when an earache strikes or when we start having to ask people to repeat what they ◆Clean your ear with a washcloth—covered finger only.Never put anything inside your ear canal, including cotton swabs (藥簽)．__2__◆Leave earwax(耳垢) alone.Wax is your ear’s way of eliminating(消除) anything foreign that gets into the ear you find you have too much earwax, use a few drops of earwax remover(去除劑) in the a few minutes, wash the ear with warm water.◆Avoid noisy places.Rock concerts and construction sites are just a few places that frequently have noise levels that can damage place where you have to shout to be heard should be avoided.◆__4__Be careful not to play MP3 too loud, especially if using earphone.◆Be careful with illness and medications.Respiratory (