【正文】
】句意為“到我鎖門的時(shí)候,我才意識(shí)到把鑰匙忘在家里了”,表示“把某物遺忘在某處”要用leave。my keys at home.A.故選B。C.had happened根據(jù)停留stay發(fā)生在想知道wanted之前,可知用過去完成時(shí)had+過去分詞,表示過去的過去已經(jīng)發(fā)生的事。11.He wanted to know how long由時(shí)間狀語(yǔ)By the time of last year可知這里是指在這個(gè)時(shí)間之前已經(jīng)完成的動(dòng)作,應(yīng)該用過去完成時(shí):had+動(dòng)詞的過去分詞。 現(xiàn)在完成時(shí)態(tài); been away現(xiàn)在完成時(shí); been away過去完成時(shí)。D.B.注意過去完成時(shí)的用法。had entered【答案】 D 【解析】【分析】句意:消防隊(duì)員三次進(jìn)入著火的大樓,才把火撲滅。8.The fireman________ the burning building three times before the fire was put out. A.【點(diǎn)評(píng)】考查動(dòng)詞的時(shí)態(tài),本題涉及過去完成時(shí)的應(yīng)用。D.C.B.t see it at all. A.Leave sth. Sp.:把…落在某地。had left【答案】 D 【解析】【分析】句意:我到學(xué)校的時(shí)候,我意識(shí)到我把書包忘在家里。had forgotten【點(diǎn)評(píng)】考查本單元的目標(biāo)句型,只要熟練背誦句型,找出答案很簡(jiǎn)單。D.wake me upShea hosted the Joy FM program in Beijing可知,主持節(jié)目這個(gè)動(dòng)作發(fā)生在過去,而在香港呆了十年是發(fā)生在過去的過去,時(shí)態(tài)要用過去完成時(shí)(had +過去分詞),故選C。D.C.B.Shea hosted the Joy FM program in Beijing, he_______ in Hongkong for ten years. A.選C。D.A.would watch【答案】 B 【解析】【分析】“看過電影”這一動(dòng)作發(fā)生在“沒去影院”之前,是過去的過去,用過去完成時(shí),故選B。C.have watchedt you e?—Because I that movie twice.A.had watchedD.2.Jake _____his key in the office so he had to wait until his wife _______ home.had left… came下文指的是過去某時(shí)的動(dòng)作,故用一般過去時(shí)態(tài)。3.Before O39。根據(jù)Before O39。4.By the time the alarm clock went off, My mother had already _________.A.wake up mewake up是動(dòng)副結(jié)構(gòu),代詞作賓語(yǔ)必須放中間,故選D。B.D.值得注意的是,當(dāng)從句用過去時(shí)時(shí),主句通常用過去完成時(shí)。6.I thought I _________in my project report , but the manager said he didn39。句中I thought使用的是一般過去時(shí)態(tài),而根據(jù)句意可知,上交項(xiàng)目報(bào)告應(yīng)該發(fā)生在這之前,故應(yīng)使用過去完成時(shí)態(tài),選D。 when I got there. was onhas been onhad begunhas begun【答案】 C 【解析】【分析】題中“I got there”表現(xiàn)的是過去時(shí),且題意表達(dá)已經(jīng)開始故為過去完成時(shí),故選C.【點(diǎn)評(píng)】此題考查過去完成時(shí)。was enteringD. 【點(diǎn)評(píng)】考查句子時(shí)態(tài)。had lefthas been away left過去完成時(shí)態(tài); left10.By the time of last year, shelearnthas learnthad learntwill learn【答案】C 【解析】【分析】句意:到去年的時(shí)