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nto use.A.is saving B.will save C.has saved D.had saved【答案】C【解析】句意:這種藥物自從投入使用以來已經(jīng)挽救了數(shù)百萬人的生命。since后跟從句,表示“自……以來”,說明的是現(xiàn)在的狀況,判斷用現(xiàn)在完成時(shí)態(tài),故答案為C。46.Mr. Green _______ London, but he will e back in two days.A.has been to B.has gone to C.goes to D.leaves【答案】B【解析】【詳解】句意:Green先生去了倫敦,但是他將在兩天之后回來。has been to去過某地,已經(jīng)回來了;has gone to去了某地,還沒有回來;goes to去…,一般現(xiàn)在時(shí);leaves離開,一般現(xiàn)在時(shí)。根據(jù)句意but he will e back in two days可知,這里表示Green先生去了倫敦,還沒有回來。故應(yīng)選B。47.James with the Greens the White Tower Park if it tomorrow.A.a(chǎn)re going to。 isn’t rainy B.a(chǎn)re going to。 doesn’t rainC.is going to 。 won’t rain D.is going to。 isn’t rainy【答案】D【解析】試題分析:句意:如果明天不下雨,James將和格林夫婦去白塔公園。If引導(dǎo)的條件狀語從句,主句用一般將來時(shí)從句用一般現(xiàn)在時(shí)。with the Greens在此是介詞短語作后置定語真正的主語是James故謂語動詞用單數(shù)。根據(jù)句意,故選D??键c(diǎn):考查if引導(dǎo)的從句的用法48.Alice, together with her classmates punished for breaking the school rules last week.A.is B.a(chǎn)re C.was D.were【答案】C【解析】【詳解】句意:艾麗斯和她的同學(xué)上周因違反校規(guī)而受到懲罰??疾橐话氵^去時(shí)和主謂一致。根據(jù)last week可知句子時(shí)態(tài)應(yīng)用一般過去時(shí),排除A、B選項(xiàng);together with her classmates在句中作狀語,主語是Alice,第三人稱單數(shù),所以謂語動詞也要用第三人稱單數(shù)形式,排除D選項(xiàng);故答案選C。49. Alice in Wonderland ___________ for 15 days and many of us like the film very much.A.begins B.has begunC.began D.has been on【答案】D【解析】試題分析:句意:《愛麗絲夢游仙境》已經(jīng)上映15天,我們當(dāng)中很多人都非常喜歡這部電影。根據(jù)句中的for 15 days可知該用現(xiàn)在完成時(shí),并且謂語動詞必須是延續(xù)性動詞。所以選D??键c(diǎn):考查延續(xù)性動詞。50.Unless you ________ your ID card, the teacher won’t let you in.A.will have B.have C.had【答案】B【解析】【詳解】句意:除非你有身份證,否則老師不會讓你進(jìn)去的。A. will have將有; 一般將來時(shí);B. have有,一般現(xiàn)在時(shí)態(tài);C. had有,一般過去時(shí)態(tài)。這里是unless引導(dǎo)的條件狀語從句,遵循主句用一般將來時(shí),從句用一般現(xiàn)在時(shí)態(tài),從句主語是you ,動詞用原形。根據(jù)題意,故選B?!军c(diǎn)睛】if和unless引導(dǎo)的條件狀語從句而已算是其中一種;主將從現(xiàn)常見的有以下四種情況:一、條件狀語從句的主句是一般將來時(shí),那么從句常常用一般現(xiàn)在時(shí)如:When I grow up,I’ll be a nurse and look after patients我長大后要當(dāng)一名護(hù)士,照顧病人二、如果主句是祈使句,那么從句通常要用一般現(xiàn)在時(shí)如:Don’t laugh at me when I make a mistake.我犯錯誤的時(shí)候不要笑話我.三、如果主句是含有情態(tài)動詞的一般現(xiàn)在時(shí),根據(jù)需要從句多用現(xiàn)在進(jìn)行時(shí)如:You should be quiet when you are in the reading room在閱覽室時(shí)應(yīng)保持安靜 ,祈使句應(yīng)用not to.如。 She said not to close the window常見的時(shí)間狀語從句的連詞有:as soon as,when,while ,as,until等用在unless或if中可以是下面的用法:I will not go boating if it rains tomorrow.Unless you have finish your homework,I won39。t allow you to watch TV.51.I’ll ring you up as soon as he .A.a(chǎn)rrive B.a(chǎn)rrives C.will arrive D.a(chǎn)rrived【答案】B【解析】句意:他一到我就給你打電話。在as soon as引導(dǎo)的時(shí)間狀語從句中,當(dāng)主句是將來時(shí)的時(shí)候,從句用一般現(xiàn)在時(shí)表示將來。he為單數(shù),所以謂語用第三人稱單數(shù)。故選B。52.—Let’s turn on the TV and watch the football match.—It’s too late. It_____for an hour. And the result was won.A.has finished B.has begun C.has been on D.has been over【答案】D【解析】【詳解】句意:讓我們打開電視看足球比賽吧。太晚了,它都結(jié)束一個(gè)小時(shí)了,結(jié)果是1比0,中國贏了。has finished結(jié)束了,現(xiàn)在完成時(shí);has begun開始了;has been on一直在進(jìn)行;has been over已經(jīng)結(jié)束了。句中for an hour表示一段時(shí)間,finish和begin都是瞬間性動詞,不能和一段時(shí)間連用,故排除A和B。根據(jù)句意It’s too late以及后面…the result was…可知,比賽已經(jīng)結(jié)束了,故應(yīng)選D。53.— Excuse me, could you tell me ?— Sorry, sir. I wasn39。t there at that time yesterday.A.how the accident happens B.how does the accident happenC.how the accident happened D.how did the accident happen【答案】C【解析】【詳解】句意:——抱歉,打擾一下,你能告訴我事故是怎么發(fā)生的嗎?——不好意思,先生。昨天這個(gè)時(shí)候我不在那里??疾橘e語從句。根據(jù)英語語法,賓語從句的語序應(yīng)為陳述句的語序,B、D選項(xiàng)可排除。根據(jù)答句的yesterday提示,事故發(fā)生在昨天,故賓語從句的謂語也應(yīng)用過去式,即happened,故應(yīng)選C。54.—I don’t know when _________tomorrow. —I will call you as soon as he _________.A.will he e…arrives B.he will e…arrives C.he will e…will arrive【答案】B【解析】句意:我不知道他明天什么時(shí)候會來。他一來我就會給你打電話的。前一個(gè)句子是賓語從句,語序?yàn)殛愂鼍涞恼Z序,根據(jù)tomorrow判斷,時(shí)態(tài)為一般將來時(shí)態(tài),排除A;第二個(gè)句子為as soon as引導(dǎo)的時(shí)間狀語從句,主句為一般將來時(shí),時(shí)間狀語從句為一般現(xiàn)在時(shí),故選B 。55.The wonderful life in high school you look forward to ______.A.ing B.is ingC.came D.was ing【答案】B【解析】句意:你期待的高中生活即將來臨??疾閯釉~時(shí)態(tài)辨析題。in high school you look forward to做life的定語;句子缺了謂語,可排除A;主語life還沒有出現(xiàn),需用現(xiàn)在進(jìn)行時(shí)表示將來,可排除CD選項(xiàng)。根據(jù)句意結(jié)構(gòu)和語境,可知選B。56.Did you hear someone knocking at the door just now, Tom?No, I _______ TV with my friend in my bedroom.A.was watching B.watched C.a(chǎn)m watching D.watch【答案】A【解析】【詳解】句意:——湯姆,你剛才聽到有人敲門了嗎?——沒有,我和我的朋友正在臥室里看電視??疾檫^去進(jìn)行時(shí)。A. was watching過去進(jìn)行時(shí);B. watched一般過去時(shí);C. am watching現(xiàn)在進(jìn)行時(shí);D. watch觀看,動詞原形。根據(jù)句意“——湯姆,你剛才聽到有人敲門了嗎?——沒有,我和我的朋友正在臥室里看電視?!?可推知剛才有人敲門時(shí)我和我的朋友正在臥室里看電視。所以該句強(qiáng)調(diào)的是過去某個(gè)時(shí)間正在進(jìn)行和發(fā)生的動作,確定時(shí)態(tài)為過去進(jìn)行時(shí)態(tài),其構(gòu)成為was/were+現(xiàn)在分詞,根據(jù)主語是I,故助動詞用was,watch的現(xiàn)在分詞為watching,故填was watching,故答案選A。57.Is that beautiful sweater yours?Yes. I it for two years.A.bought B.have bought C.have had D.kept【答案】C【解析】句意:——那件漂亮的毛衣是你的嗎?——是的,我已經(jīng)買了兩年了。bought為短暫性動詞,不能與表示一段的時(shí)間狀語for two years連用,排除A,B;for two years表示的是到目前為止的一段時(shí)間,說明的是現(xiàn)在的情況,故時(shí)態(tài)為現(xiàn)在完成時(shí)態(tài),答案為C。點(diǎn)睛:短暫性動詞又稱瞬間動詞,表示動作一旦發(fā)生就立即結(jié)束。這類動詞有:go, e, arrive, leave, begin, start, join, marry, buy, die 等。瞬間動詞可以用于現(xiàn)在完成時(shí),但不能和表示一段時(shí)間的狀語連用。如for 和since 所引導(dǎo)的時(shí)間狀語都表示一段時(shí)間,那就要將瞬間動詞轉(zhuǎn)化為表延續(xù)的動詞或者表狀態(tài)的形式,就可以與表示一段的時(shí)間狀語連用。如:His father has died since he was ,必須轉(zhuǎn)化為:His father has been dead since he was born.58.Ms Li will tell us something about her trip to America when she _____ back.A.came B.is ing C.es D.will e【答案】C【解析】句意:李女士回來時(shí)會給我們講講她的美國之行。當(dāng)主句是一般將來時(shí)態(tài)時(shí),when引導(dǎo)的時(shí)間狀語從句用一般現(xiàn)在時(shí)態(tài)表示,故答案為C。59.— Father’s day is ing. Have you prepared any presents for your father?— Not yet, but I’m sure I ______ one for him.A.bought B.buy C.have bought D.will buy【答案】D【解析】句意:——父親節(jié)就要到了。你給你父親準(zhǔn)備禮物了嗎?——還沒有,但我肯定我會給他買一個(gè)。考查動詞時(shí)態(tài)辨析題。Not yet還沒有;根據(jù)句意語境,可知需用一般將來時(shí),即will+原形動詞結(jié)構(gòu),故選D。60.—Will Sally e here tomorrow?—I don’t know if she_______ here tomorrow. If she _______ here, I will tell you.A.es。 es B.will e。 es C.es。 will e D.will e。 will e【答案】B【解析】【詳解】句意:Sally明天會到這兒來嗎?我不知道她明天是否來這兒,如果她來的話,我會告訴你的。es來,動詞的第三人稱單數(shù)形式;will e將會來,一般將來時(shí)態(tài)。根據(jù)句意可知,第一句話中if意為“是否”,引導(dǎo)賓語從句,從句中表示將來的事情,應(yīng)用一般將來時(shí);第二句話中if意為“如果”,引導(dǎo)條件狀語從句,從句中用一般現(xiàn)在時(shí)態(tài),主句用一般將來時(shí)態(tài),故應(yīng)選B。