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小學(xué)五年級(jí)英語(yǔ)語(yǔ)法知識(shí)點(diǎn)(5)

來(lái)源:網(wǎng)絡(luò)資源 2019-05-10 17:49:20

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  七、過(guò)去完成時(shí)

  用法:在過(guò)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(guò)去完成時(shí)。

  結(jié)構(gòu):had+過(guò)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(yǔ)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(wèn)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(wèn)句:

  What had she done?

  小學(xué)五年級(jí)英語(yǔ)語(yǔ)法:特殊疑問(wèn)句的結(jié)構(gòu)及用法

  1.特殊疑問(wèn)句由特殊問(wèn)詞引導(dǎo),不同的疑問(wèn)詞用來(lái)詢(xún)問(wèn)不同的對(duì)象。

  2.特殊疑問(wèn)句的句型是:

  特殊疑問(wèn)詞+一般疑問(wèn)句的句式,也就是“疑問(wèn)詞﹢系動(dòng)詞/助動(dòng)詞/情態(tài)動(dòng)詞﹢主語(yǔ)﹢其他成分。”

  3.特殊疑問(wèn)句不能用Yes 或No 來(lái)回答,而要對(duì)所詢(xún)問(wèn)的對(duì)象有針對(duì)地回答。

  1)對(duì)指物的名詞或謂語(yǔ)動(dòng)詞提出疑問(wèn),疑問(wèn)詞用what

  2)對(duì)名詞前的定語(yǔ)提出疑問(wèn),疑問(wèn)詞應(yīng)用which,而且必須和名詞連用。

  3)對(duì)指人的名詞或代詞提問(wèn)用who,作賓語(yǔ)時(shí)提問(wèn)用whom。

  4)對(duì)物主代詞和名詞所有格提問(wèn)用whose。

  5)對(duì)具體時(shí)間提出疑問(wèn),如 in the morning,last Sunday等,疑問(wèn)詞用when;對(duì)具體幾點(diǎn)鐘提問(wèn),疑問(wèn)詞應(yīng)用what time。

  6)對(duì)具體地點(diǎn)提出疑問(wèn),疑問(wèn)詞應(yīng)用where。

  7)對(duì)表原因的從句提問(wèn),常見(jiàn)的有because引導(dǎo)的從句,疑問(wèn)詞應(yīng)用why。

  8)對(duì)方式或程度等提出疑問(wèn),用疑問(wèn)詞How。

  9)對(duì)數(shù)量提出疑問(wèn),疑問(wèn)詞為How many,要注意how many必須跟名詞的復(fù)數(shù)形式。

  10)對(duì)價(jià)格提出疑問(wèn),疑問(wèn)詞用How much。

  11)對(duì)時(shí)間長(zhǎng)度提出疑問(wèn),疑問(wèn)詞應(yīng)用How long。

  12)對(duì)時(shí)間頻率,如 once a year, twice a week等提問(wèn),疑問(wèn)詞用

  How often。

  13)對(duì)具體次數(shù),如 once, twice, three times等提問(wèn),疑問(wèn)詞用How many times。

  14)對(duì)in+一段時(shí)間提問(wèn),疑問(wèn)詞一般用How soon。

  15)對(duì)距離提出疑問(wèn),疑問(wèn)詞用How far。

  16)另外,對(duì)日期、星期、天氣等提出疑問(wèn),則分別用What's the date?/ What day is it ? 如果是過(guò)去時(shí)間,就用was代替is。如:What was the weather like?

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