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1、Lesson 19 Li Ming comes homeThink about it:1 When you go on a trip，who misses you?2 When you go home，who do you bring gifts for?3 What did Li Ming buy for his father?why?Listen and answer:1 Did Li Ming have a good trip?2 What did Li Ming buy for his father?Yes,he did.He had a great trip,A T-shirt.T-

2、shirtLi Ming bought a T-shirt for his father.buyfor 給某人買(mǎi)某物給某人買(mǎi)某物buy sth.for sb.buy sb.sth.I want to buy _ for _.Read and fill:A:Hello,Li Ming.I missed you.B:_.A:Did you have a nice trip?B:Yes._.I wanted to _ a gift _ you.B:What did you buy?A:I bought a T-shirt for you and a T-shirt for _.I missed yo

3、u,tooI had a great tripbuyformyselfCan you find the rules:miss missed walk walked want wantedtalk talkedlook lookedThey all end in“ed”do did have had buy bought is wasLook!They are special:一般過(guò)去時(shí)一般過(guò)去時(shí):表示過(guò)去某一時(shí)間所發(fā)生的動(dòng)作或存在的狀態(tài)。謂語(yǔ)表示過(guò)去某一時(shí)間所發(fā)生的動(dòng)作或存在的狀態(tài)。謂語(yǔ)動(dòng)詞要用一般過(guò)去式。經(jīng)常與動(dòng)詞要用一般過(guò)去式。經(jīng)常與yesterday（昨天）（昨天）,last week（

4、上周）（上周）,last month（上個(gè)月）（上個(gè)月）,last year（去（去年）年）,two months ago（兩個(gè)月前）（兩個(gè)月前）,the day before yesterday（前天），（前天），in 1990(在在1990年年),in those days（在那些日子里）等表示過(guò)去的時(shí)間狀語(yǔ)連用。（在那些日子里）等表示過(guò)去的時(shí)間狀語(yǔ)連用。過(guò)去式的變化規(guī)則過(guò)去式的變化規(guī)則:1.直接加直接加-ed 2.以不發(fā)音的字母以不發(fā)音的字母e 結(jié)尾的結(jié)尾的,直接加直接加-d,3.以輔音字母加以輔音字母加y 結(jié)尾的結(jié)尾的,變變 y 為為i 加加-ed 4.以一個(gè)元音字母加一個(gè)輔音字母結(jié)尾

5、的重讀閉音節(jié)單以一個(gè)元音字母加一個(gè)輔音字母結(jié)尾的重讀閉音節(jié)單詞詞,雙寫(xiě)詞尾再加雙寫(xiě)詞尾再加-ed.有些動(dòng)詞過(guò)去式的變化是不規(guī)則的有些動(dòng)詞過(guò)去式的變化是不規(guī)則的,例如例如:do/does did am/is was are were have/has had buy bought給出下列動(dòng)詞的過(guò)去式給出下列動(dòng)詞的過(guò)去式:1.look _ want _ turn _ 2.arrive _ live _ 3.stop _ shop _ 4.carry _ worry _ 5.go _ have _ is _buy_lookedwantedturnedarrivedlivedshoppedstoppe

6、dcarriedworriedwenthadwas bought將下列一般現(xiàn)在時(shí)的句子變?yōu)橐话氵^(guò)去時(shí)將下列一般現(xiàn)在時(shí)的句子變?yōu)橐话氵^(guò)去時(shí) 1.I miss you.I _ you.2.A:Do you have a nice trip?_ you _ a nice trip?B:Yes!I have a nice trip.Yes!I _ a nice trip.3.What do you do?What _ you _?missedDid have haddid do HomeworkA good trip You can write:Where did you go?Who did you go with?What did you do?