Unit 7 Food Festival Topic 2 Section A--need的用法

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1、Unit7FoodFestivalTopic2I'mnotsurewhetherIcancookitwellSectionA--need的用法need的用法：1.实义动词(有人称和数的变化）sb.+needsth.eg.Ineedsomehelp.sb.+needtodosth.eg.Ineedtosleep.sb.+needsth.todosth.eg.Heneedstimetodohomework.sth.+needdoing(表被动含义)=sth.+needtobedoneeg.Thehouseneedscleaning.=Thehousenee

2、dstobecleaned.2.情态动词（没有人称和数的变化）need用于句首构成一般疑问句或needn’t才为情态动词。注意：need作为情态动词时，后面必须接动词原形。常用句式：Needsb.dosth?sb.needn’tdosth.eg.NeedIgo?Heneedn’tgohomebybus.Exercises()1.Heneeds___timewithhischild.A.spendsB.spendingC.tospendD.spendCExercises:()2.Tom___somemoneytobuybooks.A.needtoborr

3、owB.needstoborrowC.needsborrowD.needsborrowingBExercises:()3.You___theretoday.A.needn’tgoingB.needn’ttogoCdon’tneedtogoD.don’tneedgoingCExercises:()4.Theflowersneeds___.A.watersB.towaterC.wateringD.wateredCGoodbye!