【正文】 ___________ it.A．a(chǎn)re losing B．will lose C．have lost D．were losing【答案】C【解析】句意：——媽媽?zhuān)业淖值湓谀睦?？——哦，我也沒(méi)有看到它，恐怕你把它弄丟了。A. are losing現(xiàn)在進(jìn)行時(shí)態(tài)； B. will lose一般將來(lái)時(shí)態(tài)；C. have lost現(xiàn)在完成時(shí)態(tài)； D. were losing過(guò)去進(jìn)行時(shí)態(tài)。lose這一動(dòng)詞發(fā)生在過(guò)去，造成的結(jié)果是現(xiàn)在看不見(jiàn)了，屬于完成的動(dòng)作，要用現(xiàn)在完成時(shí)態(tài)來(lái)表達(dá)，故答案為C。38．He likes music very much. He’s the school music club for half a year.A．joined B．taken part in C．joined in D．been in【答案】D【解析】【詳解】句意：他非常喜歡音樂(lè)。他在學(xué)校音樂(lè)俱樂(lè)部工作半年了。A. joined“加入，參加”，指加入某黨派、某組織或某社會(huì)團(tuán)體；B. taken part in參加 （群眾性活動(dòng)、會(huì)議等） ；C. joined in表示參加某項(xiàng)運(yùn)動(dòng)或活動(dòng)；D. been in經(jīng)常表示狀態(tài)，而且寓意更為豐富【執(zhí)政；在家；到達(dá)；在…里面 參加…運(yùn)動(dòng)項(xiàng)目；從事等】。half an hour表示的是時(shí)間段，而A,B,C選項(xiàng)都是短暫性的動(dòng)詞或詞組，在肯定句中不能與表示一段的時(shí)間狀語(yǔ)連用，用join的延續(xù)性形式be in，故答案為D。39．Her son Coke, but now he milk.A．used to drink。 is used to drinking B．used to drinking。 drinksC．is used to drinking。 used to drink D．was used to drink。 is drinking【答案】A【解析】【詳解】句意：她兒子過(guò)去常喝可樂(lè)，但現(xiàn)在他習(xí)慣喝牛奶。used to do過(guò)去常常做；be used to doing sth習(xí)慣于做某事；drinks喝，第三人稱(chēng)單數(shù)形式；is drinking現(xiàn)在進(jìn)行時(shí)，根據(jù)轉(zhuǎn)折詞but，可知前句表示過(guò)去喝可樂(lè)，后句表示習(xí)慣于喝牛奶，故選A。40．The dog ________ several days ago. I felt very sorry for its ________.A．died；death B．died；died C．death；died D．death；death【答案】A【解析】【詳解】句意：這只狗幾年前就死了，我為它的死感到難受。根據(jù)句意及根據(jù)可知第一個(gè)空出缺少謂語(yǔ)動(dòng)詞，又因?yàn)闀r(shí)間是過(guò)去，共過(guò)去時(shí)態(tài)。根據(jù)句意及結(jié)構(gòu)可知第二個(gè)空是名詞。die,動(dòng)詞，death,名詞，故選A。41．Could you tell me______________ at the meeting? I didn’t take part in it.Sorry, I don’t know, either.A．what he said B．what did he say C．what he says D．what does he say【答案】A【解析】句意“你能告訴我他在會(huì)議上說(shuō)了什么嗎？對(duì)不起，我不知道”。根據(jù)tell sb sth可知，本題考查賓語(yǔ)從句。賓語(yǔ)從句要用陳述句語(yǔ)序，排除B和D，且根據(jù)I didn’t take part in it可知，用一般過(guò)去時(shí)，故選A。42．Mary with her parents to Hong Kong. They’ll stay there for two weeks.A．have been B．have gone C．has been D．has gone【答案】D【解析】【詳解】句意：瑪麗和她的父母一起去了香港，他們打算在那里待一個(gè)星期?？疾橹髦^一致和現(xiàn)在完成時(shí)。根據(jù)后面They’ll stay there for two ，可知瑪麗和她的父母待在香港兩周了，一起去了香港，并且還沒(méi)有回來(lái)，所以用have/has gone to；have/has been to 則表示去過(guò)某地（已經(jīng)回來(lái)）；主語(yǔ)后面由with結(jié)構(gòu)時(shí)，謂語(yǔ)動(dòng)詞由前面的主語(yǔ)決定單復(fù)數(shù)，根據(jù)主語(yǔ)Mary判斷用助動(dòng)詞has．故選D?！军c(diǎn)睛】現(xiàn)在完成時(shí)的標(biāo)志詞already（肯定）, yet（否定，疑問(wèn)）, just, before, recently, still, lately, never, ever, never, twice, on several occasion, in the past few days/weeks/months/years,（up to）these few days/weeks/months/years, this morning/week/month/year, just, up to present, so far, up to now, till now, since+時(shí)間43．Have you ever been to Harbin? Yes. I ________ there when I was twelve for the Ice and Snow Festival.A．have goon B．have been C．went D．had been【答案】C【解析】【詳解】句意：——你曾經(jīng)去過(guò)哈爾濱嗎？——是的，當(dāng)我十二歲的時(shí)候去了冰雪節(jié)。這里是when引導(dǎo)的時(shí)間狀語(yǔ)從句，主語(yǔ)用一般過(guò)去時(shí)態(tài) ，這里用go的過(guò)去式went。根據(jù)題意，故選C。44．Listen, someone ______ in the room.A．was singing B．sang C．sings D．is singing【答案】D【解析】【詳解】句意：聽(tīng)，有人在房間里唱歌。考查動(dòng)詞時(shí)態(tài)辨析題。listen和look等用于提醒，后面的句子多用現(xiàn)在進(jìn)行時(shí)態(tài)，可排除前三項(xiàng)。根據(jù)句意語(yǔ)境，可知選D。45．She used to ___________with her parents，but now she is used to ___________with her classmates at school.A．living…living B．live…live C．live…living D．living…live【答案】C【解析】【詳解】句意：她過(guò)去和父母住在一起，但現(xiàn)在她習(xí)慣了在學(xué)校和同學(xué)住在一起。used to：后跟強(qiáng)調(diào)動(dòng)作的動(dòng)詞時(shí)表示“過(guò)去常?！?，used to的后面跟動(dòng)詞原形；be used to表示“習(xí)慣于做某事”人作主語(yǔ)，后面用ving形式：be used to doing sth.；結(jié)合所給的選項(xiàng)可知，C正確?！军c(diǎn)睛】used to do sth. 表示過(guò)去常常做某事，而現(xiàn)在往往不做了。I used to get up early in the morning when I was still a high school student. 我還是個(gè)高中生的時(shí)候，常常一大早就起床。be used to doing sth. 表示習(xí)慣于做某事。I am used to eating rice now. 我現(xiàn)在習(xí)慣吃米飯了。46． Jack, what do you think of my new dress? Sorry, pardon? I _____ about something else.A．a(chǎn)m thinking B．was thinking C．thought D．think【答案】B【解析】句意：——杰克，你覺(jué)得我的新衣服怎么樣？——對(duì)不起，再說(shuō)一遍好嗎？我在想別的事情。考查動(dòng)詞時(shí)態(tài)辨析題。根據(jù)句意語(yǔ)境，可知問(wèn)話者說(shuō)話的時(shí)候回答者正在做別的事情，需用過(guò)去進(jìn)行時(shí)，即be+過(guò)去分詞結(jié)構(gòu)；主語(yǔ)I是第一人稱(chēng)，系詞需用was，故選B。47．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(lái)。has been to去過(guò)某地，已經(jīng)回來(lái)了；has gone to去了某地，還沒(méi)有回來(lái)；goes to去…，一般現(xiàn)在時(shí)；leaves離開(kāi)，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(méi)有回來(lái)。故應(yīng)選B。48． _______ all _______ our class will visit Danying Garden?Yes. Every student _______ about it.A．Do...know。 will tell B．Are...known。 has toldC．Have...known。 was told D．Will...know。 told【答案】C【解析】句意：大家都知道我們班要去參觀丹櫻花園了嗎？是的，每個(gè)學(xué)生都被告知了這件事。Do…know一般現(xiàn)在時(shí)態(tài)，一般疑問(wèn)句形式；Are…known是一般現(xiàn)在時(shí)的被動(dòng)語(yǔ)態(tài)；Have …known現(xiàn)在完成時(shí)，一般疑問(wèn)句形式；Will…know一般將來(lái)時(shí)，一般疑問(wèn)句形式。will tell一般將來(lái)時(shí)；has told現(xiàn)在完成時(shí)；was told一般過(guò)去時(shí)的被動(dòng)語(yǔ)態(tài)；told過(guò)去式。根據(jù)對(duì)話的意思可知，第一個(gè)空表示過(guò)去發(fā)生的事情對(duì)現(xiàn)在的影響，應(yīng)用現(xiàn)在完成時(shí)態(tài)；第二句話主語(yǔ)Every student和動(dòng)詞tell構(gòu)成被動(dòng)關(guān)系，應(yīng)用被動(dòng)語(yǔ)態(tài)，而且這個(gè)動(dòng)作發(fā)生在過(guò)去，應(yīng)用一般過(guò)去時(shí)。故選C。49．—What was your father doing when you got home yesterday?—He　　　dinner at that time.A．cooks B．was cooking C．is cooking D．will cook【答案】B【解析】【詳解】句意：——昨天當(dāng)你到家的時(shí)候你的父親在做什么？——當(dāng)時(shí)他在做晚餐?？疾闀r(shí)態(tài)。cooks烹飪，一般現(xiàn)在時(shí)；was cooking過(guò)去進(jìn)行時(shí)；is cooking現(xiàn)在進(jìn)行時(shí)；will cook一般將來(lái)時(shí)。根據(jù)at that time以及問(wèn)句可知答語(yǔ)時(shí)態(tài)為過(guò)去進(jìn)行時(shí)。故選B。50．When it began to rain heavily, she ________ for a bus at the bus stop.A．waited B．waits C．is waiting D．was waiting【答案】D【解析】句意：當(dāng)雨下得很大時(shí)，她正在公共汽車(chē)站等公共汽車(chē)。A. waited一般過(guò)去時(shí)；B. waits一般現(xiàn)在時(shí)；C. is waiting現(xiàn)在進(jìn)行時(shí)；D. was waiting過(guò)去進(jìn)行時(shí)。when引導(dǎo)的時(shí)間狀語(yǔ)從句，從句用一般過(guò)去時(shí)，主句用過(guò)去進(jìn)行時(shí)；故選D。