八年级英语译林牛津 8A Unit 4 教案与课件grammar1.ppt

unit4wildanimalsgrammar if 1教学目标1 知识目标学习并掌握 if 引导的条件状语从句 2 能力目标能运用 if 引导的条件状语从句 3 教学重难点 if 引导的条件状语从句中 用一般现在时表示将来 主句用一般将来时 whatwillhappenifyoucometoschoollate iwillmisssomeclasses ificometoschoollate wegrowmorebamboo giantpandaswillhavemorefood ifwegrowmorebamboo giantpandaswillhavemorefood if if whatwillhappentomorrow itwillbesunnytomorrow wewillhaveatriptomorrow 用if合并成一句 wewillhaveatripifitissunnytomorrow if is if在此引导一个条件状语从句 当主句是一般将来时时 if引导的从句必须用现在时来表示将来可能发生的动作或存在的状态 itisgoingtoraintomorrow iwillstayinbed ifitrainstomorrow iwillstayinbed rains if if or iwillstayinbedifitrainstomorrow rains if weneeda comma comma fullstop afterthe if clausewhenitisthefirstpartofasentence conditionalsentences 条件状语从句 sectiona1 match 1 ifiseeasnakeinfrontofme aiwillseealotofcamels 2 giantpandaswillsurvive biwillgotothezoo 3 iwillseesomebeautifulbirds cifweprotectthem 4 ifihavetimenextweekend eifiwalkthrougharainforest5 ifigotonorthafrica diwillruntheotherway d c e b a whydoiwanttogotobeijingzoo talkaboutit completeandcheck 2 youwillhaveagoodtimeif 练习 思考并完成下面的句子 1 ifitdoesn traintomorrow wewill 3 lookatpictureandmakeupsentencesusing if sectiona3avisittobeijingzoo talkaboutitcompleteandcheckreadandactout exercises 1 ifigetuplatetomorrow 2 ifidon tfinishmyhomework 3 ifieattoomuchlunch 4 ifidon tgetenoughexercise 5 ifiamagoodcook 6 ifiwatchtoomuchtv 7 ifidon thelpothers chooseoneofthefollowingsentences thencompleteitusingyourownideas homework 1rememberhowtousec