1、Ais BareChave been Dhas been【答案】D【详解】考查现在完成时和主谓一致。句意:他是唯一一位三年奖学金获得者的学生。句中的先行词为the only one,在定语从句中作主语,故谓语动词用单数。根据句中的时间状语for three years,故时态用现在完成时。故D正确。3With people paying attention to fitness, self-service mini-gyms, each covering about 5 square meters, _ in Chinas major cities these years.Ahave spru
2、ng up Bsprang upChad sprung up Dspring up考查时态。这些年,随着人们对健身的重视,面积约5平方米的自助迷你健身房如雨后春笋般在中国各大城市兴起。根据these years“这些年”,可知句子用现在完成时态,故答案为A。4In the last few years, China _ great achievements in environmental protection.Awas making BmadeChad made Dhas made在过去几年里,中国已经在环境保护方面取得了很大的成就。时间状语“In the last few years”表明
3、应该使用现在完成时,故D项正确。5_to work overtime that evening,I missed a wonderful film.AHaving been asked BTo askCHaving asked DTo be asked“由于那天晚上被要求加班,我错过了一场精彩的电影”,主语“我”和动词ask之间是动宾关系,要用过去分词,“被要求加班”这一动作发生在动作missed之前,要用过去分词的完成式having been asked,A项正确;B项 to ask是动词不定式,表示目的或将要发生的动作,不正确;C项 having asked 是现在分词的完成式,不正确;D
4、项 to be asked 是动词不定式的被动形式,不符合语境,故选A。考查非谓语动词6Tony is one of the five students in his class who _ the exam. How lucky he is!Ais passing BpassesChas passed Dhave passed考察时态语态。托尼是班上5个通过考试的学生之一,他真幸运。由题意可知,通过考试这件事在人谈论这件事之前发生,所以,采用完成时态。通过考试是主动形式,并且定语从句中的who修饰的是five students,所以是have passed,故选D考察时态和语态7Only s
5、ince the Industrial Revolution _ in places away from their homes or been left to raise small children without the help of multiple adults.Amost people have worked Bhave most people workedCmost people had worked Dhad most people worked【答案】B考查倒装和时态。就是从工业革命开始,多数人去远离他们家的某些地方工作或是被留下来养育孩子,没有许多成年人帮助。“only时
6、间状语”放在句首,句子需用部分倒装;再根据since可知用现在完成时,故选B。8The recent 40 years great changes taking place all over China.Awitnessed Bhas witnessedChad witnessed Dwitnesses近40年来,中国发生了巨大的变化。表示动作开始于过去某一时刻,一直延续到现在,或可能还要继续下去,用现在完成时,故选B。9Commercial and recreational fishing _ population sizes and also made individuals smalle
7、r, since big fish _ and smaller ones thrown back.Adecreased; kept Bhad decreased; are keptChas decreased; keep Dhas decreased;考查时态和语态。商业和休闲捕鱼减少了种群规模,也使个体变小,因为大鱼被保留下来,小鱼被扔回大海。结合句意第一空是强调现在的结果,用现在完成时态;第二空是一般现在时态的被动语态,主语big fish与keep是被动关系,故答案为D。10I am a better reader this year than I was last year becau
8、se I _ to hundreds of new concepts and ideas.Ahave exposed Bhad been exposed Chave been exposed Dwas exposed【答案】C【分析】今年我比去年更擅长阅读,因为我接触了数百种新的概念和想法。由上文可知“阅读”的动作发生在去年,延续到今年,并对现在产生了影响,故应为现在完成时。Expose“暴露;揭发”为瞬间性动词,此处现在完成时需改为延续性动词表示“接触”的状态,故用be exposed。综上本题最终选C。11In the past twenty years, a huge amount of
9、 environmental damage _ by air pollution.Ahas been caused Bhave been causedCwas caused Dwere caused考查时态和主谓一致。在过去的二十年里,空气污染已经对环境造成了很大的危害。“in the past +一段时间”一般与现在完成时连用,故排除C,D。分析可知,句子的主语a huge amount of environmental damage和谓语cause之间是动宾关系,所以要用被动语态。主语为单数,谓语动词也要用单数。故选A项。【点睛】a huge amount of意为“大量的”,修饰不可数名
10、词。本题中environmental damage为不可数名词,由a huge amount of修饰,a huge amount of environmental damage为主语表示单数,所以谓语动词要用单数。12All of her time _ to carrying out a further study on the cause of Alzheimers diseasesince she left school.Ahas been devoted BdevotedChas devoted Dwas devoted自从她离开学校,她一直致力于对Alzheimer病因的进一步研究。
11、此处since“自从-以来”,引导时间状语从句,从句用一般过去时态,主句用现在完成时态,且be devoted to“致力于-”,故选A。1.since自从-以来(可做介词和连词),和现在完成时态连用。He has lived here since he came. 自从他来到这里,就一直在这里住着。2.It is /has been+一段时间+since 主语+一般过去时态+其他。自从做某事有多长时间了。在这个句型中如果从句的动作是终止性动词,则表示从动作开始到现在多长时间了;如果从句的动作是持续性动词,则表示从动作结束到现在多长时间了。It is three years since he
12、joined (终止性动词)the army.他参军有三年了;It is five years since he lived(持续性动词)here.他离开这有五年了。13What do you think of our hometown?Very beautiful. You know it is the first time that I _ here.Awill be BwasChave been Dhad been考查固定句型中的时态。固定句型:it is/was 序数词 time that sb这是第几次某人做某事的时候了;如果前面是is,后面使用现在完成时;如果前面是was,后面使用
13、过去完成时;本题前面是is,故使用现在完成时。你认为我们国家怎么样?发出漂亮。你知道这是我第一次来到这里。故C正确。点评:14How much do you know about the Winter Olympic Games to be held in Beijing?Well, the media _ it in a variety of forms.Acover Bhave coveredCwould cover Dcovered考查动词时态。关于将在北京举办的冬奥会你了解多少?嗯,媒体已经用各种形式进行了报道。根据句意可以判定出,本题用现在完成时态,强调过去的事情对现在的影响还存在。
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