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____________________________________3. She likes milk.(改為一般疑問句,作肯定回答) __________________________ _4. Amy likes playing puter games.(改為一般疑問句,作否定回答) ___________________________________________________5. We go to school every morning.(改為否定句) _______________________________________________________6. He speaks English very well.(改為否定句) ___________________________________________________7. I like taking photos in the park.(對劃線部分提問) ________________________________________________________8. John es from Canada.(對劃線部分提問) ___________________________________________________9. She is always a good student.(改為一般疑問句,作否定回答) ________________________________________________________10. Simon and Daniel like going skating.(改為否定句) ___________________________________________________三、改錯(cuò)(劃出錯(cuò)誤的地方,將正確的寫在橫線上) 1. Is your brother speak English? __________________2. Does he likes going fishing? __________________3. He likes play games after class. __________________4. Mr. Wu teachs us English. __________________5. She don’t do her homework on Sundays. _________________一般過去時(shí)(unit4)1. 意義: 一般過去時(shí)表示過去某個(gè)時(shí)間發(fā)生的動(dòng)作或存在的狀態(tài),常和表示過去的時(shí)間狀語連用。2. 構(gòu)成及變化 1.Be動(dòng)詞在一般過去時(shí)中的變化: ⑴am 和is在一般過去時(shí)中變?yōu)閣as。(was not=wasn’t) ⑵are在一般過去時(shí)中變?yōu)閣ere。(were not=weren’t) ⑶帶有was或were的句子,其否定、疑問的變化和is, am, are一樣,即否定句在was或were后加not,一般疑問句把was或were調(diào)到句首。 2.句中沒有be動(dòng)詞的一般過去時(shí)的句子 否定句:didn’t +動(dòng)詞原形,如:Jim didn’t go home yesterday. 一般疑問句:在句首加did,句子中的動(dòng)詞過去式變回原形。如:Did Jim go home yesterday? 特殊疑問句:⑴疑問詞+did+主語+動(dòng)詞原形?如: What did Jim do yesterday? ⑵疑問詞當(dāng)主語時(shí):疑問詞+動(dòng)詞過去式? 如:Who went to home yesterday?三.動(dòng)詞過去式變化規(guī)則: 1.一般在動(dòng)詞末尾加ed,如:want→wanted talk→talked stay→stayed miss→missed look→looked ask→asked kill→killed jump→jumped 2.結(jié)尾是e加d,如:tastetasted 3.末尾只有一個(gè)元音字母()和一個(gè)輔音字母的重讀閉音節(jié),應(yīng)雙寫末尾的輔音字母,再加ed,如:stopstopped 4.以“輔音字母+y”結(jié)尾的,變y為i, 再加ed, 如:studystudied try→tried worry→worried 5.不規(guī)則動(dòng)詞過去式:am/is→was are→were do→did see→saw say→said give→gave fly→flew sit→sat have→had feel→felt have→had go→wentget→got e→came eat→ate take→took run→ran sing→sang put→put make→made read→read write→wrote drink→drank ride→rodedraw→drew speak→spoke bring→brought 過去時(shí)專項(xiàng)練習(xí):一.寫出下列動(dòng)詞的過去式is\am_________ fly_______ plant________ are ________ drink_________play_______ go________ make ________ does_________ dance________worry________ ask _____ taste_________ eat__________ draw________put ______ throw________ kick_________ pass_______ do ________二、用動(dòng)詞的適當(dāng)形式填空。1. It ______ (be