高一英語(yǔ)重點(diǎn)時(shí)態(tài)語(yǔ)法知識(shí)點(diǎn)
高一英語(yǔ)重點(diǎn)時(shí)態(tài)語(yǔ)法知識(shí)點(diǎn)
現(xiàn)在進(jìn)行時(shí)
1. 表示現(xiàn)在 (說(shuō)話(huà)瞬間) 正在進(jìn)行或發(fā)生的動(dòng)作。
[例句] He is reading a newspaper now.
2. 表示當(dāng)前一段時(shí)間內(nèi)的活動(dòng)或現(xiàn)階段正在進(jìn)行的動(dòng)作 (說(shuō)話(huà)時(shí)動(dòng)作不一定正在進(jìn)行)。
[例句] What are you doing these days?
3. 表示說(shuō)話(huà)人現(xiàn)在對(duì)主語(yǔ)的行為表示贊嘆或厭惡等, 常與always, constantly, continually等副詞連用。
[例句] He is always thinking of others.
4. 表示在最近按計(jì)劃或安排要進(jìn)行的動(dòng)作。常限于go, come, leave, start, arrive等表“移動(dòng)”、“方向”的詞。
[例句] He is coming to see me next week.
過(guò)去進(jìn)行時(shí)
1. 表示過(guò)去某時(shí)正在進(jìn)行的動(dòng)作。
[例句] He was sleeping when Mary came to see him.
2. 動(dòng)詞go, come, leave, arrive, start等的過(guò)去進(jìn)行時(shí)常表過(guò)去將來(lái)時(shí)。
[例句] She said she was going to Beijing the day after tomorrow.
一般現(xiàn)在時(shí)
1. 表示現(xiàn)在習(xí)慣或經(jīng)常反復(fù)發(fā)生的動(dòng)作或存在的狀態(tài), 常與usually, always, sometimes, often, every day / week / month / year等時(shí)間狀語(yǔ)連用。
[例句] He often does his homework in his study.
2. 表示主語(yǔ)現(xiàn)在的特征、性格和狀態(tài)。
[例句] The dictionary belongs to me.
3. 表示客觀(guān)規(guī)律或科學(xué)真理、格言, 以及其他不受時(shí)間限制的客觀(guān)存在。
[例句] The moon goes around the sun.
4. 在有連詞if, unless, before, as soon as, when, once, however等引導(dǎo)的時(shí)間、條件和讓步狀語(yǔ)從句中, 用一般現(xiàn)在時(shí)表將來(lái)。
[例句] If you work hard, you won’t fail in the exam.
一般過(guò)去時(shí)
1. 表示過(guò)去某一時(shí)間發(fā)生的動(dòng)作或存在的狀態(tài)。
[例句] She went to the zoo yesterday.
2. 在時(shí)間、條件狀語(yǔ)從句中代替過(guò)去將來(lái)時(shí)。
[例句] He said when she came he would tell her.
一般將來(lái)時(shí)
1. 表示將來(lái)發(fā)生的動(dòng)作或存在的狀態(tài), 常與表示將來(lái)的時(shí)間狀語(yǔ)連用。
[例句] I don’t know what will happen in the future.
2. 常用來(lái)表示將來(lái)時(shí)的結(jié)構(gòu)包括:
(1) shall / will + 動(dòng)詞原形:(單純) 表將來(lái), 一般不用于條件句。
(2) be going to + 動(dòng)詞原形:(計(jì)劃)打算做……。
(3) be about to + 動(dòng)詞原形:即將或正要去做某事,通常不與時(shí)間狀語(yǔ)連用,但可與when引導(dǎo)的從句連用。
(4) be to + 動(dòng)詞原形:預(yù)定要做……。
(5) be doing 表示按計(jì)劃、安排即將發(fā)生的動(dòng)作,常與go, start, set out, leave, reach, arrive, return, come, move等表位移的動(dòng)詞連用。
現(xiàn)在完成時(shí)
1. 表示過(guò)去發(fā)生或已經(jīng)完成的某一動(dòng)作對(duì)現(xiàn)在造成的影響或結(jié)果。
[例句] —Have you had your supper yet? —Yes, I have just had it.
2. 常與介詞for, during, in, within, over等引導(dǎo)的時(shí)間狀語(yǔ)連用, 表示過(guò)去的某一行為一直延續(xù)到現(xiàn)在。
[例句] I haven’t seen my English teacher for a long time.
3. 表示反復(fù)或習(xí)慣性的動(dòng)作, 常與several times, once, twice, frequently等頻度副詞連用。
[例句] I have been to the USA several times.
4. 表示從過(guò)去到現(xiàn)在沒(méi)有發(fā)生過(guò)的動(dòng)作。
[例句] I haven’t swept the floor for a week.
5. 用在時(shí)間、條件狀語(yǔ)從句中, 表示從句動(dòng)作先于主句動(dòng)作完成。
[例句] I’ll tell him after you have left.
6. 在“最高級(jí)+ 名詞”或在“這是第幾次…”之后跟定語(yǔ)從句,從句用現(xiàn)在完成時(shí)。
[例句] ①This is the third time I have been there.
②This is the best tea I have ever drunk.
過(guò)去完成時(shí)
1. 表示在過(guò)去某一時(shí)刻以前已經(jīng)開(kāi)始并一直延續(xù)到這一時(shí)刻、或是在此刻前已經(jīng)完成的動(dòng)作。
[例句] By the end of last term, we had learned 1,000 English words.
2. 有些動(dòng)詞 (如: hope, think, expect, mean, intend, suppose, want等) 的過(guò)去完成時(shí)可表示過(guò)去未曾實(shí)現(xiàn)的希望、打算或意圖。
[例句] I had hoped to see more of Beijing.