八年级英语下册 Unit 4 A good read（第4课时）课件 （新版）牛津版.ppt

unit4agoodread grammar1 leaningaims 1 toknowhowtousewh infinitives 2 tounderstandthedifferencebetween must and haveto guideone 8 toreview reading translatethefollowingexercise 1 决定怎样处理这些书2 不得不做某事3 穿什么4 哪儿能找到答案5 提高我对过去的认识6 一位法国作家7 如何做8 决定邀请谁9 对 感兴趣10 在空闲时间haveamatch whocandoitbest 点拨 疑问词 动词不定式做动词的宾语 疑问词包括疑问代词what which who和疑问副词how when where 常和此结构连用的动词及动词短语有 know learn see hear ask tell decide explain findout forget remember understand等 e g idon tknowwhattosaynext 我不知道接下来该说什么 ican tdecidewhichtotake must表主观的义务和必要 主要用于肯定句和疑问句 必须 得 要 e g youmustfinishyourhomework5 haveto表一种客观的需要 不得不 haveto有人称和数的变化 e g itisgettingdark hehastogohomenow check 1 ilikethepartysomuch butgohome it stoolate whatapity a mustn tb havetoc mayd can t 2 musticomeatfouro clock oh no you a don tb mustn tc don thavetod can t 3 iwashtheclothesnow no you you cleantheroomfirst a must needn t mayb must mustn t canc need mustn t cand shall may may 4 excuseme couldyoutellme gettothenearestbank sorry iamnewhere a howcanib howicouldc howtod whatican 5 lindadoesn tknow aboutherproblems a whototalkb wheretotalktoc whototalktod howtotalkto classexercise 1 iadvised thelibraryatonce a himtoleavingforb himtoleaveforc toleavingford toleavefor 2 mrwuoftentellsus intheriver it sdangerous a don tswimb nottoswimc notswimd notswimming 3 remember offthelightswhenyouleavetheroom a toturningb turnc turningd toturn 4 ihaven tdecidedwhen aholidayyet a tookb takingc totaked take 5 studentsinourschool knowshoutingisnotallowedinthereadingroom a canb mustc mayd need后进生板演 后教阶段 后进生 中等生 优生更正 讲解 学生不会的老师讲 classexercise 二 1 bothofthemare german 2 mybrotherhasagood know ofenglish 3 thechildrendecided clean theirschoolyardthisfridayafternoon 4 idon tknowwhat do next