1、专题限时训练(四十六)说明文型短文改错 (限时：每篇8分钟)(一)How to protect our eyesightNowadays, a lot of students wear glasses because we are shortsighted.Why are such many students shortsighted?There are many reasons. Many students read books that is too close to their eyes; many students read books in dim lights; many stud
2、ents read for long time with no time to relax their eyes. What should we do to avoid shortsightedness?Firstly, we should read in bright light to protecting our eyes. Secondly, if our eyes are aching, doing some eye exercises can relieve our eyes pains. Final, wed better to get more sleep so that our
3、 eyes can get more rest.For the saying goes, eyes are the windows to our soul. If we follow the methods mentioning above, we can surely have good eyesight.(二)Man is creative and powerful. During long history of human beings, the world has been complete changed by man with new invention and huge proj
4、ects. However, comparing with man, nature is certainly more powerful. Disasters such as earthquakes, typhoons happen so frequently, which makes us believe everything that man creates it can be destroyed by nature and many of the destruction can never be recovered. Better still, mans damage nature wi
5、ll cause more terrible natural disasters. No matter what is more powerful, man and nature must treat each others as friends and live in peace.(三)Air travel has three advantage over train travel. First, it can save much time. We can fly from one place to other in a long time, but by train we have to
6、spend more time. Second, air travel is more comfortable because the plane flies so smooth that we can have a good rest during the trip. Third, the train is crowding sometimes and passengers have to sit for a long time, what makes them tired. But train travel also has its own advantages. For an examp
7、le, travelling by train cost only a little money. Besides, we can enjoy the view out the trains windows.(四)As far as I know, time is not always enough all of us. So first of all, you need to arrange your time good. Youd better to make a longterm study plan. That is to say, an onemonth plan with more
8、 efforts to take up his weak subjects. And a shortterm plan is equal necessary, if not more important. You have to make sure what you need to do each day, each class or even each minute. At the same time, its quite essential to keeping healthy. So take exercise for at least one hours and sleep for n
9、o less than seven hours a day. And dont forget to eat well. More fruit was always right for you.专题限时训练(四十六)(一)How to protect our eyesightNowadays, a lot of students wear glasses because wethey are shortsighted.Why are suchso many students shortsighted?There are many reasons. Many students read books
10、 that isare too close to their eyes; many students read books in dim lightslight; many students read for a long time with no time to relax their eyes. What should we do to avoid shortsightedness?Firstly, we should read in bright light to protectingprotect our eyes. Secondly, if our eyes are aching,
11、doing some eye exercises can relieve our eyes pains. FinalFinally, wed better get more sleep so that our eyes can get more rest.ForAs the saying goes, eyes are the windows to our soul. If we follow the methods mentioningmentioned above, we can surely have good eyesight.(二)Man is creative and powerfu
12、l. During the long history of human beings, the world has been completecompletely changed by man with new inventioninventions and huge projects. However, comparingcompared with man, nature is certainly more powerful. Disasters such as earthquakes, typhoons happen so frequently, which makes us believ
13、e everything that man creates can be destroyed by nature and manymuch of the destruction can never be recovered. BetterWorse still, mans damage to nature will cause more terrible natural disasters. No matter whatwhich is more powerful, man and nature must treat each othersother as friends and live i
14、n peace.(三)Air travel has three advantageadvantages over train travel. First, it can save much time. We can fly from one place to otheranother in a longshort time, but by train we have to spend more time. Second, air travel is more comfortable because the plane flies so smoothsmoothly that we can ha
15、ve a good rest during the trip. Third, the train is crowdingcrowded sometimes and passengers have to sit for a long time, whatwhich makes them tired. But train travel also has itsits own advantages. For example, travelling by train costcosts only a little money. Besides, we can enjoy the view out of
16、 the trains windows.(四)As far as I know, time is not always enough for all of us. So first of all, you need to arrange your time goodwell. Youd better make a longterm study plan. That is to say, ana onemonth plan with more efforts to take up hisyour weak subjects. And a shortterm plan is equalequall
17、y necessary, if not more important. You have to make sure what you need to do each day, each class orand even each minute. At the same time, its quite essential to keepingkeep healthy. So take exercise for at least one hourshour and sleep for no less than seven hours a day. And dont forget to eat well. More fruit wasis always right for you.