初一英语语法知识点.docx

语法专项复习一(一)⑴表示现在的状态⑵表示经常或习惯性的动作⑶表示主语具备的性格和能力。⑴动词be肯定式Iam…否定式Iamnot…You/We/Theyare…You/We/Theyaren’t…She/He/Itis…She/He/Itisn’t…疑问式和简略回答AmI…?Yes,,youaren’…?Yes,Iam/,Iamnot/wearen’…?Yes,we/,we/theyaren’t.⑵动词do肯定式I/We/You/They+动词原形+其它成分She/He/It+动词第三人称单数形式+其它成分否定式I/We/You/Theydon’t+动词原形+其它成分She/He/Itdoesn’t+动词原形+其它成分疑问式和简略回答DoI/you/we/they+动词原形+其它成分Yes,I/you/we/,I/you/we/theydon’+动词原形+其它成分Yes,she/he/,she/he/itdoesn’t.⑶一般现在时第三人称单数的构成规则变化一般情况下直接+swork-worksask-askssee-sees以s,x,ch,sh,o结尾+eswatch-watchesgo-goesdo-doeswash-washes以辅音字母+y结尾,变y为i加estry-triesstudy-studiesfly-flies不规则变化have-’sTed’(take)(ask)him,“_____(do)youspeakEnglishorChinese?”He_____(say),“.”Ted______(like),he_____(say)tohisparents,I_____(love)mynewschool,teacherandclassmates.(二)句子种类(1)按使用目的可分为陈述句、疑问句、祈使句和感叹句。1)陈述句(DeclarativeSentences):说明一个事实或陈述看法。。。2)疑问句(InterrogativeSentences):提出问题。有以下四种:(GeneralQuestions):Isthisyourpencil?这是你的铅笔吗?(WQuestions;HQuestions):Wheredoyoulive?你住哪儿?Howdoyouknowthat?你怎么知道那件事?(AlternativeQuestions):Doyouliketeaorjuice?你是要茶还是果汁?(Tag-Questions):Heknowsher,doesn’the?她认识她,对不对?3)祈使句(ImperativeSentences):提出请求,建议或发出命令,例如:Sitdown,。Let’sgohome!让我们回家吧!4)感叹句(ExclamatorySentences):表示说话人惊奇、喜悦、愤怒等情绪,例如:Whatgoodnewsitis!多好的消息啊!(2)基本句型(BasicSentencePatterns):英语中千变万化的句子归根结底都是由以下五种基本句型组合、扩展、变化而来的:1)主+动(SV)例如:。2)主+动+表(SVP)例如:。3)主+动+宾(SVO)例如:。4)主+动+宾+补(SVOC)例如:。5)主+动+间宾+直宾(SVOiOd)例如:。(三)。Itisabox.→。Sheisagirl.→.→