C

　　If you are writing or studyin9，it makes very much difference where the light comes from.People who use books and pens every day have to be especially careful about the way the light shines on their work.

　　Every house gets i ts light either from daylight through the windows--which is the very best to use--or from lamps or electricity：but whichever kind of light it is，the way it shines toward our book or work is a matter of great importance to the eyes.

　　Take a book.sit with your back toward the window，and try to read.Your shadow(影子) falls all over the page and makes it almost as bad for your eyes as if you were in a dark room.

　　Now turn around and face the window.The page is in the shadow again，while the bright light is in your eyes.

　　Try sitting with you fight side toward the window.This is very well for reading，but if you were writing.the shadow of your hand would fall across the page and bother(打搅)you a little.

　　There is just one other way：sit with your left side to the window.Now everything is perfect for reading and for writing，too.

　　Whatever kind oi light is in the room，the rule about the right to sit is always the same.

　　第44题 Which of the following is true?

　　A.How the light shines on our work is of much importance.

　　B.The way the light shines on your work makes no difference.

　　C.We needn't care about where the light comes from.

　　D.People can write or study under a light that comes from any direction.

　　答案：A

　　第45题 You shouldn't sit with your back towards the window because________.

　　A.the light is too dark

　　B.the light is bad for your eyes

　　C.you are in a dark room

　　D.your book is in your shadow

　　答案：D

　　第46题 When you sit with your face towards the window, ________.

　　A.your shadow falls on your book

　　B.your book is in a shadow

　　C.the light is still dark

　　D.the light is on your page

　　答案：B

　　第47题 The best way both for reading and for writing is to________.

　　A.sit facing the light

　　B.1et the light shine from your back

　　C.sit with your right side towards the light

　　D.have the light come from your left

　　答案：D

　　D

　　Forty—thousand of the world’ s young children die every day.Many of these deaths can be prevented.In fact，experts say，techniques now exist to save the lives of half of these children.The techniques are medically effective(有效的)，simple to use and low cost.The biggest task has been to inform parents about these life-saving techniques.

　　Diarrhea(腹泻)is the main cause of death among children in developing countries.Diarrhea results when the body tries to clear itself of harmful bacteria(细菌).The body does this by getting our liquids，sometimes uncontrollably.If too much water，sugar and salt ale lost in this way，the body cannot work normally.The child may die.

　　The Uni ted Nations International Children’s Fund，UNICF，introduces a technique.It uses a simple mixture of sugar and salt in water.The mixture does not stop diarrhea.But if used often as needed，it keeps fluid(体液)levels normal until the body has fought off the harmful bacteria.

　　In Egypt，for example，the treatment was used in a children’s health care program in the province of Alexandria.It reduced by one—half the number of deaths caused by diarrhea.The technique has now been used throughout the country.

　　第48题 　According to the passage，a large number of Children can be saved only when________.

　　A.the life—saving ways are medically effective

　　B.their parents are rich enough for the life—saving techniques

　　C.rite life—saving techniques are easy to use

　　D.their parents learn the life—saving techniques

　　答案：B

　　第49题 Which of the following situations will cause the death of a child?

　　A.Tile child clears its body of bacteria.

　　B.The body loses liquids without any control.

　　C.The child has diarrhea in a developing country.

　　D.The body controls its fluid levels.

　　答案：B

　　第50题 When the mixture is used，it is important to________..

　　A.keep sugar and salt in water

　　B.drink it as often as necessary

　　C.take it as much as possible

　　D.use it to kill the bacteria

　　答案：B

　　五、补全对话

　　David：51________________，is Mrs.White at home?

　　Servant：Yes，she is.May I know your name?

　　Davie：Yes.My name is David，David Hollywood.

　　Servant： 52________________ ，Mr.Hollywood.Come in，please.

　　David：Hi，Sue.Glad to see you again after so many years abroad.

　　Susan：Hi，David. 53________________ and see me.

　　David：I haven’t seen you for about three years since I left for Germany.How have you Been?

　　Susan：Very well，thank you. 54________________ ?

　　David：Just fine，thank you.I was very much homesick and missed my friends.

　　Susan： 55________________ ? Are they all fine?

　　David：They are all very well，thank you.

　　第51题 请在划线部分填写最佳答案。

　　答案：Excuse me

　　第52题 请在划线部分填写最佳答案。

　　答案：You are welcome

　　第53题 请在划线部分填写最佳答案。

　　答案：How/It's nice(kind)of you to come

　　第54题 请在划线部分填写最佳答案。

　　答案：How about you

　　第55题 请在划线部分填写最佳答案。

　　答案：How is your family

　　六、书面表达

　　第56题 请以Food and Health为题写一篇文章。

　　提示：在发达国家中，人们越来越多地意识(become aware of)到了饮食与健康之间的关系(link)。好的饮食包括蛋白(protein)、脂肪、维生素(vitamins)等等。然而，在发展中国家，相当一部分人仍然没有意识到健康饮食的重要性。结果，像癌症、心脏病这类疾病与日俱增。而在发达国家中，这类疾病日益减少。所以发展中国家的政府应该采取措施，鼓励人们重视正确饮食。

　　注意：词数100左右。

　　Food and Health

　　答案：

　　Food and Health

　　Nowadays。more and more people in the developed countries are becoming aware of the link between diet and good health.They are trying to have a balanced diet containing protein.fat.vitamins and minerals as well as fresh fruit and vegetables which ale good for health.

　　In most of the developing countries，however，quite a few people still don’t realize the importance of a healthier diet.As a result.diseases such as cancer and heart disease are increasing，while in the developed counties，these diseases have fallen.

　　It is time for the governments of the developing countries to do something to encourage the eating of the fight kinds of food.Otherwise，people will suffer more.

扫描/长按二维码可帮助成人高考通关

获取2018成考报名时间

获取10页精华点题讲义

获取2套仿真内部资料

获取2018成考通关技巧

成考万题库下载丨微信搜索"万题库成考"

　　编辑推荐：

　　2018年成人高考高起点语文冲刺试卷及答案汇总

　　2018成考高起点《语文》专项练习汇总

　　2018成考高起点《语文》精选现代文阅读练习汇总

　　2018年成人高考高起点《语文》古诗提分题汇总