AComputerHelps!Lesson20:Learningaims:GrasptheSimplePastTense.Learningimportantpoints:Learnmoreaboutthecomputer.Learningdifficultpoints:Readandmasterthemainideaofthepassage.laptopEasterenterkeydependbunnyhideNewwordsLanguagePointsIt’soneofthebiggestholidaysinmanycountries.這是許多國(guó)家重大的節(jié)日之一。oneof結(jié)構(gòu)表示“……其中之一”，后接形容詞的最高級(jí)形式，再接可數(shù)名詞的復(fù)數(shù)，但謂語(yǔ)動(dòng)詞用單數(shù)。如：ThistoweristhetallestbuildinginChinaandoneofthetallestintheworld.這個(gè)塔是中國(guó)最高的，也是世界上最高的建筑物之一。2.Thedatedependsonthemoon,butitalwaysinMarchorApril.復(fù)活節(jié)不總是每年的同一天。日期要取決于月球，但它總是在三月或四月。dependon是固定短語(yǔ)，意為“依賴；取決于；隨...而定”。depend表示“依靠；依賴；指望”，接賓語(yǔ)時(shí)與on或upon連用。其后接帶不定式的復(fù)合結(jié)構(gòu)，即dependon/uponsb.todosth.，意思是“指望某人做某事”。如：Youmaydependonitthattheywillbethereintime.你不用懷疑，他們會(huì)及時(shí)到達(dá)那里。ExercisesI.選擇所給詞的適當(dāng)形式填空。

agree,address,important,reach,in

1.Ifailed_______heronthephonethismorning.2.Theythinkitisthemost_________meetingofall.3.He'lltellyoumoreaboutthis____amoment.4.Myparents______withwhatIsaid.5.Iwantyoure-mail_______.Couldyoutellme,please?addresstoreachimportantinagreedII.用所給單詞的適當(dāng)形式填空。1.Wouldyoulike______(go)shoppingwithme?2.Tomsayshe_______(have)thebooksforalongtime.3.Theprintingpresswasanimportant_________(invent).4.Ifeellike______(have)adrink.5.Idon'tknowwhichone_________(choose).Bothofthemareverynice.tochoosetogohashadinventionhavingIII.連詞成句。1.learn,helped,Jim,how,me,computer,to,the,use_______________________________.2.your,heard,have,yet,you,brother,from______________________________?3.each,learn,let's,other,from______________________________.Let'slear