if引導(dǎo)的虛擬語氣條件句(精)

1、虛報(bào)語氣The Subjunctive Mood虛擬語氣Learning Goals:L Knowing what the subjunctive mood refers to.2.Knowing the difference forms of the subjunctive forms.3.Master the structure of the subjunctive mood about if”.4.Practices.6.lf I _ in the 22nd century, I _ my vocation in a very different way.A. should live;

2、would spendk will live; should spendare living; should have spentwill be living; would have spent_ it rain tomorrow, we would have to put off the visit to Mountain Tai.A. WereShould C.Would D.Will6.lf I _ in the 22nd century, I _ my vocation in a very different way.A, should live; would spendk will

3、live; should spendare living; should have spentwill be living; would have spent_ it rain tomorrow, we would have to put off the visit to Mountain Tai.A. WereShould C.Would D.Will6.If I in the 22nd century, I _ my vocation in a very different way. A. should live; would spend B. will live; should spen

4、d C. are living; should have spent D. will be living; would have spent 7. it rain tomorrow, we would have to put off the visit to Mountain Tai. A. Were B. Should C. Would D. Will虛擬語氣概念：I .表示說話人所說的話不是一個(gè)事實(shí)， 而是一個(gè)假設(shè)、懷疑、猜想等（常見于 條件狀語從句或讓步狀語從句）。2.表示說話人的愿望、建議、要求、命 令等（常見于名次性從句）。簡單來說：不是事實(shí)或不大可能發(fā)生的 事情，用虛擬語氣來去述。

5、If引導(dǎo)的虛擬條件句注意:要區(qū)分if引導(dǎo)的真實(shí)條件句和if引 導(dǎo)的虛擬條件句表示虛擬的，幾乎無法實(shí)現(xiàn)的時(shí)候，采 用虛擬語氣。If引導(dǎo)的虛擬條件句 TYPES: TYPES:特殊：錯(cuò)綜時(shí)間/倒裝句省略IF等,與過去事實(shí)相反If引導(dǎo)的虛擬條件旬 主句主語+would(should /might/could)+have doneIf +主語+ had +動(dòng)詞的 與過去事實(shí)過去分詞 相反的假設(shè)（即：lf+勁聞過去完成 時(shí)）If he had got up earlier, he could have caught the train.二.與現(xiàn)在事實(shí)相反伯1導(dǎo)的虛擬條件句主句與現(xiàn)在事實(shí) 相反的假設(shè)If

6、+主語+動(dòng)詞過去 式（be動(dòng)詞一般用 were）即：If+一般過去時(shí)lf+主語+ would(could/shoul d/might) +動(dòng)詞原形If I were you, I would buy a red skirt.If I had a million dollars, I would donate 30% of it to the charity./ L三.與將來事實(shí)可能相反If虛擬條件句主句與將來事實(shí)可能相反的假設(shè)lIf 主語動(dòng)詞過去式2. If 主語 + were to 動(dòng)詞 原形3.If 主語should +動(dòng)詞 原形主語+would(could/should/ might)

7、+動(dòng)詞原形If it rained tomorrow, I wouldnt attend the party. If it were to rain tomorrow, I wouldnt attend the party.If you should come tomorrow, you would find the new manager working in the office.特例 I.錯(cuò)綜時(shí)間條件句定義：主句和從句動(dòng)作發(fā)生的時(shí)間不同例 1） If they had studied hard, they could finish the work in a very short tim

8、e.如果他們當(dāng)時(shí)刻苦學(xué)習(xí)，現(xiàn)在就能快速 完成這份工作（從句說明過去，主句說明現(xiàn)在）O與過去相反,以前沒有刻苦學(xué)習(xí)與現(xiàn)在事實(shí)相反，現(xiàn)在沒有快速完成2） If I were you, I would have gone to her birthday party yesterday.如果我是你，我就去參加她昨天的生日聚會(huì)了（從句說明現(xiàn)在，主句說明過去）要根據(jù)動(dòng)作發(fā)生的時(shí)間選擇恰當(dāng)?shù)膭?dòng)詞形式。特例2.省略If的條件從句如果條件句中有were/had （助動(dòng)詞）/should時(shí)，可使用倒 裝句結(jié)構(gòu)省略明把were/had （助動(dòng)詞）/should肢句首如果條件句是否認(rèn)句時(shí)，not應(yīng)置于主語后，不能與

9、were/had （助動(dòng)詞）/should等縮略成 werent/hadnt/shouldn L例: Had I seen him then, I would have been very happy.=lf I had seen him then, I would have been very happy.Should I have time, I would go with you.=lf I should have time, I would go with you.Were I not so busy, I would go to the concert =lf I werent so

10、 busy, I would go to the concert.PracticeI. If you had told me in advance, I him at the airport.would meetwould have metwould had metshould meetPracticehimI. If you had told me in advance, I at the airport.would meetwould have metwould had metshould meet2.lf ittomorrow, I would not attendthe party.A

11、. rained.rainshad rainedwere to rainwould have gone to the meeting if I _time.had hadhave hadhadwould have had If ittomorrow, I would not attendthe party.rainedrainsCe had rainedwere to rainwould have gone to the meeting if I _time.had hadhave hadhadwould have had If ittomorrow, I would not attendth

12、e party.rainedrainshad rainedwere to rainwould have gone to the meeting if I _time.had hadhave hadhadwould have had4.If me father here now, he tell mewhat to do.were; wouldwas; illhad been; wouldis; illf he my advice, he wouldnt have losthis job.followedshould followhad followedwould follow4.If me father here now, he tell mewhat to do.were; wouldwas; illhad been; wouldis; illf he my advice, he wouldnt have losthis job.followedshould followhad