八年级仁爱英语期语法课件.ppt

Unit6EnjoyingCyclingGrammar五星乡中心校李保明 TheInfinitive动词不定式 Learningaims1 Mastertheformoftheinfinitive2 Mastertheuseoftheinfinitive3 Dosomeexersisesaccordingtothegrammar 定义 To 动词原形常见形式 1 肯定式 todo2 否定式 nottodo3 疑问式 wh todo4 复合式 forsb todoofsb todo 不定式的用法1 作主语 TolearnEnglishwellisimportant ItisimportanttolearnEnglishwell 主语过长后置 主语 形式主语 2 作表语此类主语多为duty wish hope idea plan ambition dream work job等名词 1 Mywishis 是成为一名歌手 2 Myhopeis 是通过这次考试 3 Anotherproblem 在哪里停车 tobeasinger topasstheexam wheretostop 3 作宾语 1 我想买台电脑 buy I acomputer 2 她希望能找到一份更好的工作 She abetterjob 常见接不定式宾语的动词 agree begin start choose continue decide expect fail fear forget hate hope learn like love mean need offer plan prefer prepare promise refuse remember want wish词组 wouldlike lovetodo can taffordtodo can twaittodo goontodo waitforsbtodo wanttobuy hopestofind Theteachertoldmetocleantheblackboard Iexpectyoutogivemesomehelp 4 作宾补 四看 watch see lookat notice 三使 let make have 二听 listento hear 一感觉 feel 5 作定语 放在被修饰词的后面 与被修饰词有动宾关系或主谓关系 1 Givemesomethingtodrink 2 Ihavetwobookstoread 3 Heaskedforaroomtolivein 4 Idon thaveapentowritewith 5 Theiceishardenoughtoskateon 6 Hehasnopartnertoplaywith 注意 作后置定语的与被修饰词有动宾关系 若是不及物动词 则要添加适当的介词 如例3 4 5 6 6 状语 1 形容词后作原因状语 或称为形容词宾语 I msorrytohearthat 2 目的状语 Hestoppedtotalkwithme 3 结果状语 Theboxistooheavyformetocarry Theboxisnotlightenoughformetocarry TheboxissoheavythatIcancarryit 注意 tocarry的宾语it被去掉了 常见表状语的不定式结构 目的 stoptodo trytodo hurrytodo inorderto soasto 结果 too to not enoughto 动词不定式与疑问词连用 Who when where what how howmany 1 Idon tknowwhatIshoulddo Idon tknow 2 CanyoutellmehowIcangettothestation Canyoutellmetothestation whattodo howtoget 当从句的主语和主句的主语或宾语一致时 可以在特殊疑问词后接动词不定式 转为简单句 forgettodoforgetdoing 忘记要去做某事 3 忘记做过某事 remembertodorememberdoing 记得要去做某事 记得做过某事 goontodogoondoing 继续做另一件事情 继续做同一件事情 trytodotrydoing 设法做某事 尝试做某事 stoptodostopdoing 停下来去做另一件事 停止做某事 ExerciseLookatthepicturesandwritethelettersinthebubbles D C A B A Doyouwanttoorderthechocolatecakeorthecheesecake B Iliketoplaybadminton C Don tforgettocheckyou