AComputerHelps!Lesson20:Learningaims:GrasptheSimplePastTense.Learningimportantpoints:Learnmoreaboutthecomputer.Learningdifficultpoints:Readandmasterthemainideaofthepassage.laptopEasterenterkeydependbunnyhideNewwordsLanguagePoints1.It’soneofthebiggestholidaysinmanycountries.这是许多国家重大的节日之一。oneof结构表示“……其中之一”，后接形容词的最高级形式，再接可数名词的复数，但谓语动词用单数。如：ThistoweristhetallestbuildinginChinaandoneofthetallestintheworld.这个塔是中国最高的，也是世界上最高的建筑物之一。2.Thedatedependsonthemoon,butitalwaysinMarchorApril.复活节不总是每年的同一天。日期要取决于月球，但它总是在三月或四月。dependon是固定短语，意为“依赖；取决于；随...而定”。depend表示“依靠；依赖；指望”，接宾语时与on或upon连用。其后接带不定式的复合结构，即dependon/uponsb.todosth.，意思是“指望某人做某事”。如：Youmaydependonitthattheywillbethereintime.你不用怀疑，他们会及时到达那里。ExercisesI.选择所给词的适当形式填空。agree,address,important,reach,in1.Ifailed_______heronthephonethismorning.2.Theythinkitisthemost_________meetingofall.3.He'lltellyoumoreaboutthis____amoment.4.Myparents______withwhatIsaid.5.Iwantyoure-mail_______.Couldyoutellme,please?addresstoreachimportantinagreedII.用所给单词的适当形式填空。1.Wouldyoulike______(go)shoppingwithme?2.Tomsayshe_______(have)thebooksforalongtime.3.Theprintingpresswasanimportant_________(invent).4.Ifeellike______(have)adrink.5.Idon'tknowwhichone_________(choose).Bothofthemareverynice.tochoosetogohashadinventionhavingIII.连词成句。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'slearnfromeachotherJimhelpedmelearnhowtousethecomputerHaveyouheardfromyourbrotheryet
