小學(xué)五年級(jí)英語語法講解【三篇】

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芬芳襲人花枝俏,喜氣盈門捷報(bào)到。心花怒放看通知,夢(mèng)想實(shí)現(xiàn)今日事,喜笑顏開憶往昔,勤學(xué)苦讀*美麗。在學(xué)習(xí)中學(xué)會(huì)復(fù)習(xí),在運(yùn)用中培養(yǎng)能力,在總結(jié)中不斷提高。以下是為大家整理的《小學(xué)五年級(jí)英語語法講解【三篇】》 供您查閱。
    【篇一】
    用法:在過去的時(shí)間里,兩個(gè)動(dòng)作中,發(fā)生在前的那個(gè)動(dòng)作要用過去完成時(shí)。
     結(jié)構(gòu):had+過去分詞
     After she had finished her homework, she went shopping.
     They had sold the car before I asked the price.
     The train had left before I arrived at the station.
     After/before引導(dǎo)的時(shí)間狀語從句放在句首要在句子后面加逗號(hào),如果放在主句后則不用加。
     1.變疑問句將助動(dòng)詞移到句首
     Had she finished her homework?
     2. 變否定句在助動(dòng)詞后面加not
     She hadn’t finished her homework.
     3. 肯定回答及否定回答
     Yes, she had. No, she hadn’t.
     4.特殊疑問句:
     What had she done?
    【篇二】
    構(gòu)成:主語+助動(dòng)詞have, has+過去分詞
     用法:
     2) 表示過去發(fā)生的和現(xiàn)在有某種聯(lián)系的動(dòng)作,常和just, usually, already, since等時(shí)間副詞連用
     I have just had lunch. (飽了,不用再吃了)
     He has had a cup of tea.(不渴了,不用再喝)
     They have already had their holiday. (不能再度假了)
     The boy has already read the book. (已經(jīng)知道書的內(nèi)容了,不用再看了)
     3) 詢問別人是否做過某事一般用現(xiàn)在完成時(shí):
     Have you finished your homework?
     Have you been to Beijing?
     Have he seen the film?
     4) 表示開始于過去并持續(xù)到現(xiàn)在的動(dòng)作
     I have lived in Beijing for twenty years.
     I have worked for this school for 1 year.
     5) 表示一種經(jīng)歷,經(jīng)驗(yàn):去過…地方,做過…事情,經(jīng)歷過…事情
     I have never had a bath.
     I have never seen a film.
     I have never been to cinema.
     I have ever been to Paris.
     Have been to表示去過,have gone to 表示去了
     I have been to London.(人已經(jīng)回來)
     He has gone to London.(人還在那里)
     6) 表示一種結(jié)果, 一般不和時(shí)間副詞聯(lián)用
     I have lost my pen.
     I have hurt myself.
     He has become a teacher.
     She has broken my heart.
     句型變化:
     ★變疑問句將助動(dòng)詞移到句首,變否定句在助動(dòng)詞后面加not.
     e.g. Have you lost your pen? I have not lost my pen.
     ★肯定回答及否定回答
     Yes, I have. No, I have not.
     ★特殊疑問句:
     What have you done?
     What has he done?
     一般過去時(shí)與現(xiàn)在完成時(shí)的區(qū)別:
     凡是有明確的表示過去的時(shí)間狀語的句子為過去時(shí)
     注意:有些動(dòng)詞表示的動(dòng)作有一個(gè)終點(diǎn),不能再延續(xù),因此不能和表示一段時(shí)間狀語連用
     錯(cuò):I’ve left Beijing for 3 days.
     對(duì):I left Beijing 3 days ago. I have been away from being for 3 days.
    【篇三】
    表示過去發(fā)生的動(dòng)作或事件, 常和表示過去的時(shí)間狀語連用,如yesterday, last night, the day before yesterday, 3 days ago,
     含有be動(dòng)詞的句子, 將動(dòng)詞變?yōu)檫^去式,am, is的過去式為was,are的過去式為were
     I was at the butcher’s.
     You were a student a year ago.
     The teacher was very beautiful ten years ago.
     ★變疑問句將be動(dòng)詞移動(dòng)到句首
     Were you at the butcher’s?
     Were you a student a year ago?
     Was the teacher very beautiful ten years ago?
     ★變否定句在be動(dòng)詞后面加not
     I was not at the butcher’s.
     You were not a student a year ago.
     The teacher was not very beautiful ten years ago.
     ★肯定回答否定回答
     Yes, I was. No, I was not.
     Yes, you were. No, you were not.
     Yes, he/she was. No, he/she was not.
     ★特殊疑問句:
     What did you do?
     (必背)
     不含有be動(dòng)詞的句子,將動(dòng)詞變?yōu)檫^去式
     I finished my homework yesterday.
     The boy went to a restaurant.
     The Sawyers lived at King Street a year ago.
     ★變疑問句在句首加did, 動(dòng)詞變?yōu)樵?BR>     Did you finish your homework yesterday?
     Did the boy go to a restaurant?
     Did the Sawyers live at King Street a year ago?
     ★變否定句在主語和動(dòng)詞之間加did not
     I did not finish my homework yesterday.
     The boy did not go to a restaurant.
     The Sawyers did not live at King Street a year ago.
     ★肯定回答及否定回答
     Yes, I did. No, I didn’t.
     Yes, he did. No, he didn’t.
     Yes, they did. No, they did not.