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1、Unit 4 Pygmalion.閱讀理解Weighing too much can damage your health，and obesity is a growing problem for both kids and adults around the world.Sleep might be one answer to the problem.A new study has found that elementary school students who slept too little were more likely to gain pounds.Past studies ha

2、ve shown a link between sleeping less and weighing more，but scientists have had a tough time determining“which_came_first，the_chicken_or_the_egg，”says Julie CLumeng of the University of Michigan in Ann Arbor.In other words，it hasnt been clear whether kids who weigh too much have trouble sleeping，or

3、whether sleeping less leads to weight gain.Both scenarios(可能出現的情況) seemed equally possible.To get a better idea of which causes which，Lumeng and her colleagues interviewed the parents of 785 third graders from around the United States.The parents answered questions about how well their kids slept th

4、at year.Three years later，the parents answered the same questions.By sixth grade,18 percent of kids involved in the study were obese.The scientists found no relationship between weight and the students race or gender.It also didnt matter how strict their parents were，or whether they were boys or gir

5、ls.Obesity struck all of these groups equally.Instead，sleep seemed to be the key factor.Over the 3 years of the study，the children averaged a healthy 9.5 hours of sleep a night.Some kids，however，slept a lot moreor lessthan others.For the sixth graders，every hour of sleep above the 9.5hour averagewas

6、 linked to a 20 percent lower risk of being obese.Sleep appeared doubly important for the third graders.Every extra hour of sleep they got was linked to a 40 percent drop in obesity.1What does the underlined sentence in Paragraph 2 imply?AScientists have found the exact causes of childrens obesity.B

7、There is always something difficult to understand through theory.CThe causeeffect relationship between weight and sleep isnt clear.DA persons weight has something to do with the amount of his sleep.2What did the interview find out?A9.5 hours of sleep a night is enough for children.BThe more a child

8、sleeps，the healthier he will be.CSix graders need much more sleep than third graders.DOnes race or gender has nothing to do with his weight.3How does the author develop the passage?ABy listing figures.BBy comparing different opinions.CBy providing examples.DBy conducting a survey.4What is the suitab

9、le title for the passage?AThe benefits of enough sleep for childrenBSleeping less increases the risk of obesityCWhich comes first，little sleep or obesity?DHow many hours of sleep do children need?答案：解題導語本文是說明文。一項新的研究發(fā)現，睡眠過少的小學生更容易發(fā)胖。1C解析：句意理解題。畫線句表示的字面意思是“先有雞還是先有蛋”，結合上下文的內容可知，文章引用這句話是為了表明“是睡眠少導致了肥胖還

10、是肥胖導致了睡眠變少”這個問題還沒有定論。下文的“In other words, it hasnt been clear whether kids who weigh too much have trouble sleeping, or whether sleeping less leads to weight gain. Both scenarios(可能出現的情況) seemed equally possible”是解題的關鍵提示信息。2D解析：細節(jié)理解題。根據第四段中的“The scientists found no relationship between weight and the

11、 students race or gender”可知選D項。3A解析：寫作手法題。文章主要介紹了一項研究，并列舉了很多同該研究相關的數據，故選A項。4B解析：標題判斷題。根據文章內容尤其是第一段中的“A new study has found that elementary school students who slept too little were more likely to gain pounds”可知，本文主要介紹了一項新的研究發(fā)現，睡眠少會增加肥胖的概率。故B項作文章標題最佳。.閱讀填空2017安徽合肥二檢Everybody knows the importance of d

12、rinking enough water.As we all know，drinking water benefits your skin，muscles and organs._1_The main reason for that is related to human biological needs.When youre a baby，youre 75 percent water.Then，as the years get higher，you get drier._2_ It helps you lose weight，according to a study from the Uni

13、versity of Birmingham.The researchers found that drinking 500ml of water thirty minutes before a meal helped participants lose 10 more pounds than those who did not._3_ All participants were advised to improve their diet and physical activity levels.84 overweight adults were involved.Among them 41 w

14、ere told to “preload” with water，while 43 were told to control their water intake before eating.After 12 weeks，the participants instructed to “preload” with water lost 2.87 pounds more than those in the control group on average.In addition，the participants preloading with water before each of their

15、three main meals every day lost 9.48 pounds over the 12 weeks._4_Dr.Helen Parretti，a lecturer at the University of Birmingham，had this to say of the study：_5_ Just drinking 500ml of water，three times a day，before your main meals may help reduce your weight.and this could be an easy way for weight lo

16、ss.Furthermore，it can be significant for an individual to lose extra weight，making a potential contribution to public health.AAnother reason to drink water is right here.BThe study began with a weight management consultation.CThe beauty of these findings is that losing weight is simple.DBut not ever

17、yone can get access to tap water in some areas.EIt also helps prevent certain diseases and improve your mood.FIn contrast，those preloading once a day or never，lost just 1.76 pounds.GSo kids should drink more water instead of coke to keep healthy.答案：解題導語我們都知道喝水的重要性，但是你知道喝水也能減肥嗎？1E解析：第一段闡明喝水的重要性；下一段第一

18、句則說喝水是人類的生理需要。由此可知，設空處仍然是講喝水的好處。E項意為“喝水還能有助于防止某些疾病并能改善心情?！狈险Z境。2A解析：上文提出喝水對皮膚、肌肉和器官有好處，還有助于預防疾病和改善心情；下文中則提出了喝水有助于減肥，這是另一個好處。故選A項。3B解析：上文提出研究者的發(fā)現，然后是一些具體的研究過程，此處起著承上啟下的作用，B項中的the study與上文的study與The researchers對應，而其中的控制體重與下文中的實驗過程相關。故選B項。4F解析：本段主要介紹喝水減肥的實驗過程及結果?？崭袂爸v到一天三餐都喝水的人減掉了9.48磅，實驗應該有對比，因此，F項中對比數

19、據符合語境。5C解析：本段是總結性段落：僅僅喝水就可以減肥，這是非常簡單的。C項是一句總結性語言，而且與下文內容相符。故選C項。.語法填空2017湖北八校二聯(lián)In recent years many TV shows have become extremely popular among Chinese audience.Those programs，ranging from talent or dating shows to reality shows 1._(receive) both commercial success and public attention.Their popula

20、rity is 2._(main)based on simple facts.First，they care 3._ social concerns.Second，without exception，they explore a perfect balance between the international forms and Chinese expressions.Despite apparent highlights，much room 4._ (leave) for improvement.Above all，commercial interests often outweigh 5

21、._(education)purposes，causing many complaints about the 6._(bearable)advertisements.In addition，some sharp remarks,7._ _they are eyecatching，may have misleading effects on the youth.In my opinion，such shows should shoulder more responsibility instead of merely 8._(entertain)the public.9._is expected

22、，these programs should be positive in their forms as well as functions.Meanwhile，the 10._(medium) should also safeguard the values of our society.答案：解題導語娛樂節(jié)目不僅要娛樂觀眾，同時應該承擔起更多的社會責任。1have received解析：考查動詞的時態(tài)。句意：這些節(jié)目，從才藝到相親真人秀都已經獲得了商業(yè)上的成功和公眾的關注。本句是上句的具體闡釋，根據上句中的時間狀語In recent years可知應用現在完成時。2mainly解析：考查詞

23、性轉換。句意：它們受歡迎主要是基于簡單的事實。分析句子結構可知，is based on為動詞短語，故用副詞mainly修飾。3about解析：考查固定搭配。句意：首先，它們關注社會熱點。care about sth. 為固定搭配，意為“關心，關注”。故填about。4is left解析：考查動詞的時態(tài)和語態(tài)。句意：盡管有亮點，但是提升的空間也很大。分析句子結構可知，room(空間)和leave為邏輯上的動賓關系，故此處用被動語態(tài)，且句子描述的是一般性事實，時態(tài)與上文保持一致，故用一般現在時的被動語態(tài)。故填is left。5educational解析：考查詞性轉換。句意：首先，商業(yè)利益常常超過教

24、育目的，從而引起人們對那些令人無法忍受的廣告的許多抱怨。設空處修飾名詞purposes，應用形容詞修飾。故填educational，意為“有教育意義的”。6unbearable解析：考查詞形轉換。句意見上一題解析。根據句中的complaints可知，該空用bearable的反義詞，在單詞前加前綴un。7though/although/while解析：考查連詞。句意：除此以外，盡管某些尖銳的評論很吸引眼球，但或許會誤導年輕人。根據句意，設空處引導讓步狀語從句，可用though，although或while引導。8entertaining解析：考查非謂語動詞。句意：依我看，此類節(jié)目應該承擔更多的責

25、任而不僅僅是娛樂大眾。分析句子結構可知，of為介詞，故用動名詞作賓語。9As解析：考查定語從句。句意：正如所期待的那樣，這些節(jié)目應該在形式和功能上都起積極的作用。本句為as引導的非限制性定語從句，as意為“正如”。類似的結構有：眾所周知(As is known to all.)，正如報道的那樣(As is reported.)等。10media解析：考查名詞單復數。句意：同時，媒體也應該保護我們社會的價值觀。根據句意可知此處應用復數，表示各種媒體，故“媒體”要用復數media。.短文改錯Sunny31st，JulyIt was sunny today and I was in a good m

26、ood.Tired of studying or the noise of city life，I come to the ecology park to enjoy scenery and get relaxing in the afternoon. While I arrived at the park，what came into its sight were the thick green trees.The air was fresh.In addition，I could clearly see a path around the pond.Lying on the grasses decorated with various flowers，I felt with ease because all that I wanted was peace inside.Therefore，with time going by quickly，the sun was setting in the west.So I had to return back home.I would never forget such romantic experience，which was really beyond description.