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。句意是:在我到那里之前他已經(jīng)離開(kāi)了。D.had leftwas leavingby the time I got there.A.30.—Did you see Tom at the party?—No, he for+時(shí)間段,表示動(dòng)作或狀態(tài)的延續(xù),leave是短暫性動(dòng)詞,故用其相對(duì)應(yīng)的延續(xù)性結(jié)構(gòu)be away,公交車(chē)離開(kāi)發(fā)生在他到達(dá)之前,所以用過(guò)去完成時(shí),故選D。D.C.B.A.29.When he arrived at the bus stop, the bus ________ for 10 minutes. were booking【答案】 A 【解析】【分析】句意:?jiǎn)檀螂娫?huà)給杰克遜前,杰克遜已經(jīng)定了兩張音樂(lè)會(huì)的票。has bookedbookedhad booked【點(diǎn)評(píng)】此題考查過(guò)去完成時(shí)的用法。又因?yàn)榇颂幨琴e語(yǔ)從句,而且主句是過(guò)去時(shí),所以從句用過(guò)去完成時(shí)had been to。had never been【答案】 D 【解析】【分析】句意:我阿姨說(shuō)她從沒(méi)去過(guò)廣州。C.had never gone27.My aunt said that she ________ to Guangzhou. A.began是過(guò)去時(shí),過(guò)去的過(guò)去用過(guò)去完成時(shí),故選A。had realized【答案】 A 【解析】【分析】stay up熬夜,by the time直到,句意:Nick昨晚熬夜到很晚,因此今天上午直到上課他也沒(méi)有起來(lái)。B.had fallen asleep by the time the class began.選D。他已經(jīng)有幾年不見(jiàn)他的老朋友了。hadn39。t seenC.wouldn39。t seehis old friends for several years.A.句意是:到她出去的時(shí)間為止,公共汽車(chē)已經(jīng)走了。has, went【答案】 A 【解析】【分析】這題考查時(shí)態(tài)的用法, by the time是連詞詞組,可以連接時(shí)間狀語(yǔ)從句,“到什么時(shí)候?yàn)橹埂保骶湟话愫拖鄳?yīng)的完成時(shí)連用,因?yàn)閺木涫沁^(guò)去時(shí),所以從句用過(guò)去完成時(shí)連用。C.had, went24.By the time she went outside, the bus ____ already ______ .A.而很多的題目,句中并沒(méi)有像本題一樣有明確的時(shí)間,很多要通過(guò)上下文的判斷得知。has been on【答案】 A 【解析】【分析】句意:當(dāng)我們趕到會(huì)議室的時(shí)候會(huì)議已經(jīng)開(kāi)始了。C.had been on23.When we hurried to the meeting room, the meeting _______.A.故選B。think【答案】B 【解析】【分析】句意:我本來(lái)想努力學(xué)習(xí),但是有人打擾了我。C.had thought22.I ______ to study hard, but someone disturb me. A.本句考查過(guò)去完成時(shí),在她進(jìn)入電影業(yè)之前為“過(guò)去的過(guò)去”;即過(guò)去完成時(shí);故選B。D.C.B.21.She_______ballet before she entered film industry.A.C是現(xiàn)在完成時(shí)結(jié)構(gòu),故答案是C。will work【答案】 C 【解析】【分析】句意:王先生在這個(gè)工廠(chǎng)工作已經(jīng)30年了。C.is working20.Mr. Wang ______ in this factory for 30 years already. A.根據(jù)句意,應(yīng)選C。D.C.B.A. 【點(diǎn)評(píng)】考查過(guò)去完成時(shí),注意過(guò)去完成時(shí)表達(dá)的是過(guò)去的過(guò)去。has left【答案】 C 【解析】【分析】句意:——在聚會(huì)時(shí)你見(jiàn)了湯姆了嗎?——沒(méi)