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1、选修7 Unit 1 Living well一、单项填空1During the camp trip，children were fascinated by_wonders of_nature.A/；/B/；theCthe；/ Dthe；the解析：第一空指在宿营中看到的那些大自然的奇观，应该用定冠词表特指；第二空不用冠词，因为nature，society，space等前常不带任何冠词。答案：C2The man and the horse_ fell into the river were drowned.Awhich BwhoCthat Dof which解析：人和物作先行词，定语从句用tha
2、t引导。句意：掉在河里的人和马都淹死了。答案：C3A big crowd gathered _ him _.Ato hear；speak Bhearing；speakingCto hear；speaking Dhearing；to speak解析：不定式作目的状语；后面是现在分词表示进行。句意：一大群人聚集在那儿听他说话。答案：C4I remember my daughter used to ask questions that girls _ would ask.Atwice as old as her age Btwice so old as sheCas twice her age Dt
3、wice her age解析：twice her age是考查倍数的表达法，在句中作girls的定语。as.as.表示比较前后必须是同类事物排除A项；so.as.不用于肯定句排除B项；C项表达形式不对。答案：D5“Im more nervous right now than when I _，”Wang said，as he saw the group of reporters waiting anxiously at the exit of the gymnasium.Ahad competed BcompetedCwas competing Dhave competed解析：考查时态。句意
4、：王告诉焦急等在体育馆门口的记者们说：“我此时比在比赛时更紧张。” 这里用过去进行时表示比赛的过程。答案：C6_her work for the sake of the family years ago，she would be as successful as her husband now.AWould she not give up BIf she didnt give upCHad she not given up DShould she not give up解析：从句是省略了if的虚拟条件句，表示与过去事实相反的虚拟语气，从句是与现在事实相反的虚拟语气。答案：C7Dave lost
5、 his job and was short of money，so _ his flat and move in with his brother.Athat he did was to sell Bwhat he did sellCwhat he did sold Dwhat he did was sell解析：what he did是主语从句，当主语部分含有do的某种形式时，作表语的不定式可以省去to。答案：D8He is looking forward to _ what is happening over there.Asee BseeingCseen Dsaw解析：此处to see
6、是不定式作目的状语“为了看看那边在发生什么事情”。不要看成look forward to doing“盼望干某事”结构。答案：A9Dont press the button，John?What if I _？Adid BwouldCwill Dshall解析：if I did表示与现在事实相反的虚拟语气。答语句意：如果我按了那按钮又会怎么样？答案：A10My friend，who _ on the International Olympic Committee all his life，is retiring next month.Aserved Bis servingChad served
7、Dhas served解析：用现在完成时表示serve这一动作持续到现在，并且一直持续到下个月。答案：D11The newlymade electric dictionary，which helps with studying English，is _ only for middle school students.Aused BsuggestedCmeant Dexpected解析：考查固定搭配。be meant for“为某人准备的，打算给某人的”。答案：C12In general，the old man is generous，but _，he was mean to an old be
8、ggar.Aat once Bonce againCfor once Donce over解析：for once“又一次，曾经”。句意：一般说来，那位老人很慷慨，但有一次他对一个老乞丐很吝啬。答案：C13_ his deputy Ren Yan as his successor，the editorinchief Zhang announced his retirement.AAppointed BTo appointCAppointing DHaving appointed解析：考查非谓语动词。句子的主语the editorinchief Zhang为appoint的逻辑主语，是动作的发出者
9、，所以排除A项。appoint的动作发生在announced之前，所以要用现在分词的完成形式。答案：D14It is a matter of _ will come to the power.Awho BwhoeverCwhom Dwhomever解析：考查名词性从句。who引导的从句做介词of的宾语，who在宾语从句中作主语。句意：那是一个谁将执政的问题。答案：A15Mary cant attend the party _ at her boyfriends house at present because she is preparing the speech for the import
10、ant meeting _ tomorrow.Aheld；being held Bto be held；to be heldCto be held；held Dbeing held；to be held解析：考查非谓语动词作定语的情况。第一个空表示正在进行，因此用现在分词表示正在进行；第二个空表示尚未发生，因此用不定式表将来。这二者都与被修饰的名词之间是被动关系，因此都用被动结构。句意：Mary不能出席今天在她男朋友家举行的舞会，因为她在为明天那个重要的会议准备演讲稿。答案：D二、阅读理解AAfter two decades of steady increases，obesity rates
11、in adults and children in the United States have remained largely unchanged during the past 12 years，a finding that suggests national efforts at promoting healthy eating and exercise are having little effect on the overweight. Over all,35.7 percent of the adult population and 16.9 percent of childre
12、n qualify as obese，according to data gathered by the federal Centers for Disease Control and Prevention and published online Tuesday.While its good news that the ranks of the obese in America are not growing，the data also point to the intractable nature of weight gain and signal that the country wil
13、l be dealing with the health consequences of obesity for years to come.“Were by no means through the epidemic(流行病)，”said Dr David Ludwig，director of the childhood obesity program at Childrens Hospital in Boston.“Children will be entering adulthood heavier than theyve ever been at any time in human h
14、istory.Even without further increases in prevalence(普及)，the impact of the epidemic will continue to mount for many years to come.”1During which period did obesity rates in the United States steadily increase?AFrom 1959 to 1979. BFrom 1969 to 1989.CFrom 1979 to 1999. DFrom 1989 to 2009.解析：推理判断题。根据第一段
15、After two decades of steady increases.remained largely unchanged during the past 12 years.和第四段.previous surveys collected in twoyear cycles beginning in 19992000可推断，答案为C项。答案：C2The underlined word“intractable”in Paragraph 2 is the closest in meaning to“_”Afast to finish Bhard to manageCeasy to control Danxious to stop解析：词义猜测题。根据第二段.signal that the country wil
