1、最新高一英語(yǔ)現(xiàn)在完成時(shí)專項(xiàng)訓(xùn)練及答案一、單項(xiàng)選擇現(xiàn)在完成時(shí)1. All of her time to carrying out a further study on the cause of Alzheimer' s dissince she left school.A. has been devoted B. devotedC. has devoted D. was devoted【答案】A【解析】【詳解】考查時(shí)態(tài)。句意：自從她離開(kāi)學(xué)校，她一直致力于對(duì)Alzheimer病因的進(jìn)一步研究。此處since自從以來(lái)”，引導(dǎo)時(shí)間狀語(yǔ)從句，從句用一般過(guò)去時(shí)態(tài)，主句用現(xiàn)在完成時(shí)態(tài)，且be dev

2、oted to 致方'于-",故選 A。 【點(diǎn)睛】1.since自從一以來(lái)（可做介詞和連詞），和現(xiàn)在完成時(shí)態(tài)連用。He has lived here since he came.自從他來(lái)到這里，就一直在這里住著。1. It is /has been+ 一段時(shí)間+since主語(yǔ)+一般過(guò)去時(shí)態(tài)+其他。自從做某事有多長(zhǎng)時(shí)間了。在這個(gè)句型中如果從句的動(dòng)作是終止性動(dòng)詞，則表示從動(dòng)作開(kāi)始到現(xiàn)在多長(zhǎng)時(shí)間了；如果從句的動(dòng)作是持續(xù)性動(dòng)詞，則表示從動(dòng)作結(jié)束到現(xiàn)在多長(zhǎng)時(shí)間了。It is three years since hejoined （終止性動(dòng)詞）the army.他參軍有三年了 ；It i

3、s five years since he lived （持續(xù)性動(dòng)詞）here.他離開(kāi)這有五年了。2. He is the only one of the students who a winner of scholarship five times up to now.A. is B. areC. have been D. has been【答案】D【解析】【詳解】考查現(xiàn)在完成時(shí)和主謂一致。句意：他是唯一一位三年獎(jiǎng)學(xué)金獲得者的學(xué)生。句中的先行詞為the only one ,在定語(yǔ)從句中作主語(yǔ)，故謂語(yǔ)動(dòng)詞用單數(shù)。根據(jù)句中的時(shí)間狀語(yǔ)forthree years,故時(shí)態(tài)用現(xiàn)在完成時(shí)。故 D正確。3

4、. With the wide use of e-business, the way of shopping we were used to_a lot.B. changingD. has changedA. changeC. changed【答案】D【解析】【詳解】考查現(xiàn)在完成時(shí)。句意：隨著電子商務(wù)的廣泛應(yīng)用，我們習(xí)慣的購(gòu)物方式發(fā)生了很大的變化。we were used to是一個(gè)定語(yǔ)從句，先行詞是the way of shopping ,表示過(guò)去的動(dòng)作或狀態(tài)持續(xù)到現(xiàn)在并且已經(jīng)完成，對(duì)現(xiàn)在造成的影響，可能持續(xù)發(fā)生下去，用現(xiàn)在完成時(shí)，故選 D。4 I m tired out. I all af

5、ternoon and I don have finisthseedeamnytothing.A shopped8 have shoppedC had shoppedD have been shopping【答案】 D【解析】試題分析：句意為： “我現(xiàn)在很累。我整個(gè)下午一直在購(gòu)物，我好像什么事都沒(méi)做成似的。” 由語(yǔ)境可判斷是從過(guò)去到現(xiàn)在一直在購(gòu)物，可能還要繼續(xù)下去，所以用現(xiàn)在完成進(jìn)行時(shí)，選 D 項(xiàng)?？键c(diǎn)：考查動(dòng)詞時(shí)態(tài)5 She is a strong-willed woman and not once in to any difficulty in her life.A she has giv

6、en B did she give C she gaveD has she given【答案】D【解析】試題分析:考查動(dòng)詞時(shí)態(tài)和倒裝句。句意：她是個(gè)意志堅(jiān)強(qiáng)的女人，一生中一次也沒(méi)有向任何困難屈服過(guò)。 And 連接的兩個(gè)并列句中，否定副詞 not once 放在了第二個(gè)句子的句首，所以后面部分用部分倒裝語(yǔ)序，此外第一句的時(shí)態(tài)是一般現(xiàn)在時(shí)，后句又出現(xiàn)了 in herlife ，所以句子應(yīng)該用現(xiàn)在完成時(shí)，表示到現(xiàn)在為止，故正確答案為 D 選項(xiàng)?？键c(diǎn)：考查動(dòng)詞時(shí)態(tài)和倒裝句6 In the last few years, China great achievements in environmental

7、 protection.A was making B madeC had made D has made【答案】 D【解析】【詳解】考查時(shí)態(tài)。句意：在過(guò)去幾年里，中國(guó)已經(jīng)在環(huán)境保護(hù)方面取得了很大的成就。時(shí)間狀語(yǔ)“In the last few years表明應(yīng)該'使用現(xiàn)在完成時(shí)，故 D項(xiàng)正確。7 Tony is one of the five students in his class who the exam. How lucky he is!A is passingB passesC has passedD have passed【答案】 D【解析】考察時(shí)態(tài)語(yǔ)態(tài)。托尼是班上5 個(gè)通

8、過(guò)考試的學(xué)生之一，他真幸運(yùn)。由題意可知，通過(guò)考試這件事在人談?wù)撨@件事之前發(fā)生，所以，采用完成時(shí)態(tài)。通過(guò)考試是主動(dòng)形式，并且定語(yǔ)從句中的 who修飾的是five students,所以是 have passed,故選 D考點(diǎn)：考察時(shí)態(tài)和語(yǔ)態(tài)8 . The Chinese women ' s volleyball team won the gold medal at the Rio Olympics, which is the third time the team _Olympic gold.A. claimed B. has claimedC. has been claiming D.

9、 had claimed【答案】B【解析】【詳解】考查時(shí)態(tài)語(yǔ)態(tài)。句型：it is the+序數(shù)詞+time that從句，從句謂語(yǔ)動(dòng)詞要使用現(xiàn)在完成時(shí)。claim有權(quán)利要求得到，與主語(yǔ) the team為主謂關(guān)系，應(yīng)用主動(dòng)語(yǔ)態(tài)。句意：中國(guó)女排在里約奧運(yùn)會(huì)上獲得了金牌，這是第三次團(tuán)隊(duì)獲得奧運(yùn)金牌。故選Bo9 . The musician along with his band members ten performances in the last threemonths.A. givesB. has givenC. have givenD. give【答案】B【解析】【詳解】考查現(xiàn)在完成時(shí)與主

10、謂一致。句意：在過(guò)去的三個(gè)月里，這名音樂(lè)家與他的樂(lè)隊(duì)成員已經(jīng)完成了十場(chǎng)演出。由 "in the last three months可知；這句話的時(shí)態(tài)為現(xiàn)在完成時(shí)，故排除AD選項(xiàng)。本句主語(yǔ)為 the musician ,為第三人稱單數(shù)形式，句中的 "along with his band members”是附加成分，故謂語(yǔ)動(dòng)詞要用第三人稱單數(shù)形式。故選B。10 . The old couple have been married for 40 years and never once with each other.A. they have quarreledB. have

11、they quarreledC. they had quarreledD. had they quarreled【答案】B【解析】【詳解】考查倒裝。句意：那對(duì)老夫妻已經(jīng)結(jié)婚40年了，從來(lái)都沒(méi)有爭(zhēng)吵過(guò)。never放在后句的句首，要用部分倒裝，for 40 years表明應(yīng)該用現(xiàn)在完成時(shí)，故B項(xiàng)正確?！军c(diǎn)睛】當(dāng)含有否定意義的詞 never, seldom , little , hardly, not, by no means位于句首時(shí)，后面 的句子要使用部分倒裝。11 . -I'm sorry, but I don't quite follow you. Did you say y

12、ou wanted to return on September 20?-Sorry, I myself clear. We want to return on October 20.B wouldn't makeC don't makeD haven't madeA hadn't made【答案】 D【解析】【詳解】考查時(shí)態(tài)。句意： 抱歉，我沒(méi)有聽(tīng)清楚。你是說(shuō)你們想九月二十號(hào)回來(lái)嗎？ 抱歉，我沒(méi)有表達(dá)清楚。我們想10 月 20 號(hào)回來(lái)。根據(jù)句意，對(duì)方已經(jīng)說(shuō)過(guò)了，結(jié)果是讓人沒(méi)聽(tīng)清楚。故可用一般過(guò)去時(shí)或現(xiàn)在完成時(shí)態(tài)表達(dá)。結(jié)合選項(xiàng)中沒(méi)有一般過(guò)去時(shí)，只有D是現(xiàn)在完成時(shí)

13、。故選D。12 Over the last 3 decades, the number of people taking part in voluntary work sharply.A was increasingB has increasedC had increased D will be increasing【答案】 B【解析】【分析】考查動(dòng)詞時(shí)態(tài)【詳解】句意：在過(guò)去三十年里，參加志愿者活動(dòng)的人們的數(shù)量急劇增長(zhǎng)。根據(jù)題干中 Over the last3 decades得知是現(xiàn)在完成時(shí)，主語(yǔ) the number是第三人稱單數(shù)，謂語(yǔ)動(dòng)詞用單數(shù)。故選B。13 How much do you

14、 know about the Winter Olympic Games to be held in Beijing? Well, the media it in a variety of forms.A coverB have coveredC would coverD covered【答案】 B【解析】【詳解】考查動(dòng)詞時(shí)態(tài)。句意： 關(guān)于將在北京舉辦的冬奧會(huì)你了解多少？ 嗯，媒體已經(jīng)用各種形式進(jìn)行了報(bào)道。根據(jù)句意可以判定出，本題用現(xiàn)在完成時(shí)態(tài)，強(qiáng)調(diào)過(guò)去的事情對(duì)現(xiàn)在的影響還存在。故C 正確。14 Jim the size of this board and has found that it

15、.A has measured; measures five metres in widthB measured; is measured five metres wideC has measured; is measured five metres wideD measures; has a measure of five metres wide【答案】 A【解析】【詳解】考查時(shí)態(tài)和語(yǔ)態(tài)。句意：吉姆量過(guò)這塊板的尺寸，發(fā)現(xiàn)它有五米寬。根據(jù)and has foundthat it . 可知用現(xiàn)在完成時(shí)，排除B 和 D， measure 當(dāng) “測(cè)量 ”講時(shí)，后面加數(shù)值，用主動(dòng)語(yǔ)態(tài)，故選 A。15

16、In order to find the missing child, villagers all they can over the past five hours.A did B doC had done D have done【答案】 D【解析】【分析】考查時(shí)態(tài)。【詳解】句意：為了找到那個(gè)失蹤的孩子，在過(guò)去的 5 個(gè)小時(shí)中，村民們已經(jīng)做了所有他們能做的。句中they can是定語(yǔ)從句，修飾先行詞all,在從句中省略了can后面的do （因?yàn)橹骶渲^語(yǔ)動(dòng)詞是實(shí)意動(dòng)詞do）,根據(jù)句中時(shí)間狀語(yǔ)overthe past five hours可知用現(xiàn)在完成時(shí)。故選 D?！军c(diǎn)睛】現(xiàn)在完成時(shí)表示過(guò)去完成

17、的動(dòng)作對(duì)現(xiàn)在仍有影響?，F(xiàn)在完成時(shí)的標(biāo)志性時(shí)間狀語(yǔ)有：already , ever , never , yet , just , before, still , lately ,since , for a long time ,up to now, until, so far,in the last few years/weeks/mouths , till now, recently 等等。16 This is the first time I Tian anmen Square. You can t imagine how excited I am.A have visited B am v

18、isitingC visit D visited【答案】 A【解析】【詳解】考查現(xiàn)在完成時(shí)。句意：這是我第一次參觀天安門(mén)廣場(chǎng)。 It/This is the+ 序數(shù)詞 +that 的結(jié)構(gòu)中，從句用現(xiàn)在完成時(shí)。故A 選項(xiàng)正確?！军c(diǎn)睛】句式“This/It is/was the first/second . last time + that 從句”表示 這是第次做某事“。其中， that 引導(dǎo)的是定語(yǔ)從句， that 在口語(yǔ)中常省略。對(duì)于此句式，我們需要掌握that 從句的時(shí)態(tài)：若前面的be動(dòng)詞為is,從句通常用現(xiàn)在完成時(shí)；若其為was,則從句用過(guò)去完成時(shí)。本句中的be動(dòng)詞時(shí)is,所以從句用現(xiàn)在完

19、成時(shí)。故 A選項(xiàng)正確。17 Tom on the essay for two hours but he only a hundred words by now.A has been working;has written B has been working;writesC. worked ;written D . worded;writes【答案】A【解析】【分析】【詳解】考查時(shí)態(tài)。句意為：Tom一直忙著寫(xiě)論文兩個(gè)小時(shí)了，但是到現(xiàn)在為止他只寫(xiě)了100多個(gè)詞。由后半句可知 Tom現(xiàn)在還在寫(xiě)文章，故第一個(gè)空用現(xiàn)在完成進(jìn)行時(shí)，第二個(gè)空強(qiáng)調(diào)到 現(xiàn)在為止已經(jīng)寫(xiě)完100個(gè)詞了，所以用現(xiàn)在完成時(shí)，故A正確

20、?！军c(diǎn)睛】此題的簡(jiǎn)體關(guān)鍵是根據(jù)時(shí)間狀語(yǔ)判斷句子的時(shí)態(tài)。第一空根據(jù)時(shí)間狀語(yǔ)for two hours ,可知應(yīng)該用能延續(xù)的動(dòng)詞的現(xiàn)在完成時(shí)態(tài)，再根據(jù)后半句到目前已經(jīng)寫(xiě)了100個(gè)詞了，由此可知現(xiàn)在仍在寫(xiě)，因此第一空應(yīng)該用現(xiàn)在完成進(jìn)行時(shí)。而第二空的時(shí)間狀語(yǔ)為by now,因此用現(xiàn)在完成時(shí)即可，所以用has written。18 . - Have we water? - Yes,. We ' d better get some.A. given out; we have run it outB. run out of; our water has run outC. used up; our

21、water has been run outD. run out; our water is running out【答案】B【解析】【詳解】考查動(dòng)詞短語(yǔ)辨析。句意：一我們用完水了嗎？ 一是的，我們的水已經(jīng)用完了。我們最好去取點(diǎn)水。動(dòng)詞短語(yǔ) run out of意為用完，耗盡“，該短語(yǔ)可以用于被動(dòng)語(yǔ)態(tài)；run out意為用完”，這是一個(gè)不及物動(dòng)詞短語(yǔ)，后面不接賓語(yǔ)，沒(méi)有被動(dòng)語(yǔ)態(tài)形式，排除CD項(xiàng)；use up意為 用完”，該短語(yǔ)有被動(dòng)語(yǔ)態(tài)形式。短語(yǔ) give out分發(fā)，散發(fā)。該短語(yǔ)與句意不 符，排除A項(xiàng)；故B項(xiàng)正確。19 . I wonder why Jenny us recently.We

22、should have heard from her by now.A. hasn ' t written Bdoesn' t writeC. won' t write D hadn ' t written【答案】A【解析】【詳解】考查時(shí)態(tài)。句意：我想知道為什么 Jenny最近沒(méi)有寫(xiě)信給我們。到目前為止我們應(yīng)該已經(jīng) 收到她的來(lái)信了。副詞 recently意為最近，近來(lái)”，通常與現(xiàn)在完成時(shí)連用。本句主語(yǔ)是 Jenny,謂語(yǔ)動(dòng)詞要使用第三人稱單數(shù)，故 A項(xiàng)正確。20 . Much disappointed as he is in the job interview,

23、 he still keeps his confidence.A. to have failedB. failedC. having failedD. failing【答案】 A【解析】試題分析：考查動(dòng)詞的時(shí)態(tài)。由題目 he still keeps his confidence （他仍然保持自信）可知此處強(qiáng)調(diào)這件事帶來(lái)的結(jié)果對(duì)后面產(chǎn)生了影響,因此用現(xiàn)在完成時(shí)態(tài)，句意為盡管他面試失敗很失望，但他仍然保持自信。故選A?？键c(diǎn)：考查動(dòng)詞的時(shí)態(tài)。21 My mother the window already, so the room looks much brighter.A had cleanedB

24、has cleanedC is cleaningD will clean【答案】 B【解析】【詳解】考查時(shí)態(tài)。句意：我媽媽已經(jīng)把窗戶擦好了，所以房間看起來(lái)明亮多了。根據(jù)“ so the roomlooks much brighter 可知此處強(qiáng)調(diào)過(guò)去的動(dòng)作對(duì)現(xiàn)在造成的影響，應(yīng)該用現(xiàn)在完成時(shí)，故 ”B項(xiàng)正確。22 I won t go to see the film tonight, because I my ticket.A lostB have lostC will loseD didn t have【答案】 B【解析】【詳解】考查動(dòng)詞時(shí)態(tài)。句意：我今晚不去看電影了，因?yàn)槲业钠眮G了?，F(xiàn)在完成

25、時(shí)強(qiáng)調(diào)對(duì)現(xiàn)在的結(jié)果/影響，票不見(jiàn)了 "，所以I won ' t go to see the film tonight本題易錯(cuò)選 A, 一般過(guò)去時(shí),只強(qiáng)調(diào) “丟失了 ” ，也許后來(lái)又見(jiàn)了。故選 B。23 With the rapid growth of population, the city in all directions in the past five years.A spreadsB has spreadC spreadD had spread【答案】 B【解析】【分析】【詳解】考查時(shí)態(tài)與語(yǔ)態(tài)。句意：隨著人口的迅速增長(zhǎng)，這個(gè)城市在過(guò)去的五年中向四周發(fā)展。根據(jù) in

26、the past five years 可知，表示過(guò)去發(fā)生，一直延續(xù)到現(xiàn)在的動(dòng)作，用現(xiàn)在完成時(shí)，故選B。24 My dictionary . I have looked for it everywhere but still it .A has lost ; do not findB is missing ; do not findC has lost ; have not foundD is missing ; have not found【答案】 D【解析】【詳解】考查時(shí)態(tài)。句意：我的字典丟了。我到處找它，但仍然沒(méi)找到。 lose 是個(gè)及物動(dòng)詞，如果要表示某物丟失了，只能用被動(dòng)語(yǔ)態(tài)。 A

27、項(xiàng)與 C 項(xiàng)使用的都是其主動(dòng)形式。 missing 是形容詞，其詞義是：lost ; not to be found （丟失了的），據(jù)此，第一空缺處應(yīng)填入is missing。根據(jù)語(yǔ)境，第二個(gè)空缺處應(yīng)填使用現(xiàn)在完成時(shí)的否定形式，因?yàn)樗梢员硎灸壳斑€未發(fā)生的動(dòng)作。故選D。25 The room is dirty. Sorry, It for weeks and I will do it now.A hasn t cleanedB hasn t been cleanedC wasn t cleanedD didn t clean【答案】 B【解析】【詳解】考查被動(dòng)語(yǔ)態(tài)和主謂一致。句意： 房間很臟。

28、 對(duì)不起，已經(jīng)幾個(gè)星期沒(méi)打掃了，我現(xiàn)在就打掃。此處It 是句子主語(yǔ)，指的是the room ，和 clean 之間是被動(dòng)關(guān)系，再根據(jù)for weeks 和 now 可知句子用現(xiàn)在完成時(shí)態(tài)的被動(dòng)語(yǔ)態(tài)結(jié)合句意，因此用 hasn't beendone 。故選B。t have to phone him again.26 I Mr. Bert of the change of the meeting. You donA have informed B will have informedC would inform D had informed【答案】 A【解析】考查動(dòng)詞時(shí)態(tài)。句意：我已告知 M

29、r. Bert 會(huì)議的改變。你沒(méi)必要再給他打電話。根據(jù)語(yǔ)境可知，句子應(yīng)用現(xiàn)在完成時(shí)態(tài)表示過(guò)去的動(dòng)作對(duì)現(xiàn)在的影響，故答案為 A。27 John is one of the best writers who published a lot of books.A hasB haveC have beenD are【答案】 B【解析】【詳解】考查主謂一致與現(xiàn)在完成時(shí)。句意：約翰是出版了許多書(shū)的最好的作家之一。分析句子，其后定語(yǔ)從句先行詞為 the best writers 是復(fù)數(shù)，從句中作主語(yǔ)，從句謂語(yǔ)動(dòng)詞與先行詞保持人稱和數(shù)的一致，故其謂語(yǔ)形式要用復(fù)數(shù)，且約翰已經(jīng)出版了很多書(shū)，為過(guò)去的動(dòng)作對(duì)現(xiàn)在造成

30、影響，用現(xiàn)在完成時(shí)，且writers 與謂語(yǔ)動(dòng)詞publish 是主動(dòng)關(guān)系，綜上所述。故選 B 項(xiàng)。28 Alice, you are supposed part in the party in time. Sorry, but I had an unexpected visitor.A to takeB to have taken C to be takingD taking【答案】 B【解析】【詳解】考查固定用法。句意： -你本來(lái)應(yīng)該及時(shí)參加這個(gè)聚會(huì)的。-對(duì)不起，我有不速之客來(lái)訪。結(jié)合語(yǔ)境，此處指 “你本來(lái)應(yīng)該及時(shí)參加這個(gè)聚會(huì)的 ” ， be supposed to do 應(yīng)該做，理應(yīng)“做

31、”，由句意可知，寥加”這動(dòng)作到現(xiàn)在已經(jīng)完成了，強(qiáng)調(diào)本來(lái)應(yīng)該“，應(yīng)用現(xiàn)在完成時(shí)。故正確答案為B。29 That was not the first time he us. I think it's high time we strong actions againsthim.A betrayed, takeB had betrayed, tookC has betrayed, tookD has betrayed, take【答案】 B【解析】【分析】【詳解】考查時(shí)態(tài)和虛擬語(yǔ)氣。句意：那不是他第一次背叛我們。我認(rèn)為我們?cè)缭搶?duì)他采取強(qiáng)硬措施了。That is/was the first t

32、ime that+完成時(shí)，是固定句型；句中使用的是“That was；”故應(yīng)使用過(guò)去完成時(shí)。在固定搭配it ' s (high/about) time中，從句應(yīng)使用過(guò)去時(shí)表示虛擬語(yǔ)氣。故選 B。30 -my dictionary?- Yes. I put it in your desk just now.A Do you seeB Have you seenC Did you seeD Had you seen【答案】 B【解析】【詳解】考查時(shí)態(tài)。句意： 你看到我的詞典了嗎？ 是的，我剛才把它放你桌上了。根據(jù)句意可知此處強(qiáng)調(diào)過(guò)去的動(dòng)作對(duì)現(xiàn)在造成的影響，用現(xiàn)在完成時(shí)，故B 項(xiàng)正確。31

33、In the last few years, China _ great achievements in environmental protection.A has madeB had madeC was makingD is making【答案】 A【解析】【詳解】考查動(dòng)詞時(shí)態(tài)。句意：在過(guò)去的這些年里，中國(guó)在環(huán)境保護(hù)中取得了很大的成就。由時(shí)間狀語(yǔ) in the last few years 可推知?jiǎng)幼鲝倪^(guò)去一段時(shí)間持續(xù)到現(xiàn)在并對(duì)現(xiàn)在造成影響，用現(xiàn)在完成時(shí)。故選A?！久麕燑c(diǎn)睛】判斷時(shí)態(tài)可以從時(shí)間狀語(yǔ)入手，題干中的 in the last few years 為現(xiàn)在完成時(shí)的時(shí)間標(biāo)志詞。類似的還

34、有 over/ for/ during the last/ past years/months均為現(xiàn)在完成時(shí)的時(shí)間標(biāo)志，所以做此類題時(shí)，需要先看句子中是否有明確的時(shí)間點(diǎn)，然后我再判斷時(shí)態(tài)。32 LED lighting, even in most developed countries, long enough to know its effectsacross the human lifespan.A has not been usedB was not usedC had not been usedD is not being used【答案】 A 【解析】 【詳解】 考查時(shí)態(tài)。句意：即使

35、在大多數(shù)發(fā)達(dá)國(guó)家，LED照明的使用時(shí)間也不夠長(zhǎng)，不足以了解其在人類壽命中的影響。分析句子可知，LED照明到現(xiàn)在一直還在使用，所以用現(xiàn)在完成時(shí)，故選A。33 The father,along with his four children,hangzhou.When they will be backfixed.A have gone to;isnBt had gone to;is notC went to;aren t D has gone to;has notbeen 【答案】 D 【解析】 【詳解】 考查的是主謂一致性及時(shí)態(tài)。句意：這位父親和他的四個(gè)孩子去杭州了。他們什么時(shí)候回來(lái)還沒(méi)有定下來(lái)

36、。 along with ， together with ， as well as, with 引導(dǎo)并列主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞與前面的主語(yǔ)保持主謂一致，根據(jù)When they will be backfixed. 可知，說(shuō)話時(shí)他們不在現(xiàn)場(chǎng)，應(yīng)使用 have/has gone to 到某地去“ ”； When they will be back 是主語(yǔ)從句，謂語(yǔ)動(dòng)詞應(yīng) 使用單數(shù)形式，結(jié)合從句中的時(shí)態(tài)可知，此處應(yīng)使用現(xiàn)在完成時(shí)，表示對(duì)現(xiàn)在的影響。故 選D。34 With Chang'e-3 successfully landing, China becomes the third country

37、 in the world that on the moon.A landsB has landedC landedD was landing【答案】 B 【解析】 【詳解】考查動(dòng)詞時(shí)態(tài)。句意：隨著嫦娥3 號(hào)的成功著陸，中國(guó)成為了世界上第三個(gè)登上月球的國(guó)家。根據(jù)固定句型： it is the first that + 現(xiàn)在完成時(shí)，可知用現(xiàn)在完成時(shí)，故選B。35 The e-commerceproduction and consumption, and is promoting the development ofthe service sector.A has influenced B inf

38、luencedC is influencingD is influenced【答案】 A【解析】【詳解】考查現(xiàn)在完成時(shí)。句意：電子商務(wù)已經(jīng)影響了生產(chǎn)和消費(fèi)，并且正在促進(jìn)服務(wù)業(yè)的發(fā)展。結(jié)合句意可知，電子商務(wù) “影響生產(chǎn)和消費(fèi)” 的動(dòng)作已經(jīng)發(fā)生，故用現(xiàn)在完成時(shí)，主語(yǔ)Thee-commerce 是不可數(shù)名詞，故用 has influenced 。故選 A 項(xiàng)。36 Quite a few tall buildings in the last two years.A have been put up B were put up C had put upD put up【答案】 A【解析】【詳解】考查現(xiàn)在完成時(shí)的被動(dòng)語(yǔ)態(tài)。句意：過(guò)去兩年里建了不少高樓。由"in the last two years可知，本句為現(xiàn)在完成時(shí)，主語(yǔ)Quite a few tall buildings 與謂語(yǔ) put up 為被動(dòng)關(guān)系。故選 A項(xiàng)。37 Experiments that children can be instructed in swimming at a very early age, asearly as abou