初三英语必备的语法知识点.pdf
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1、初三英语必备的语法知识点初三的英语学习是单词和语法的综合,你必须要把单词和语法起拿下,考试的时候才能获得个好分数。下是百分店铺为家整理的初三英语知识点归纳,希望对家有!初三英语的语法知识点1.介词by的法1.意为“在旁”,“靠近”。Some are singing and dancing under a big tree.Some are drawing by the lake.有的在树下唱歌跳舞。有的在湖边画画。2.意为“不迟于”,“到时为”。Your son will be all right by supper time.你的在晚饭前会好的。How many English songs
2、had you learned by the end of last term?到上个学期末你们已经学了多少英语歌曲?3.表法、段,可译作“靠”、“”、“凭借”、“通过”、“乘坐”等。The monkey was hanging from the tree by his tail and laughing.猴尾巴吊在树上哈哈笑。The boys father was so thankful that he taught Edison how to send messages by railway telegraph.孩的亲是那么的感激,于是他教爱迪怎样通过铁路电报来传达信息。4.表“逐个”,“
3、逐批”的意思。One by one they went past the table in the dark.他们个个得在暗中经过这张桌。5.表“根据”,“按照”的意思。What time is it by your watch?你的表点了?6.和take,hold等动词连,说明接触体的某部分。I took him by the hand.我拉住了他的。7.于被动句中,表为主体,常译作“被”、“由”等。English is spoken by many people.英语被许多说。(即“许多讲英语。”).动名词(doing)动名词相当于名词,在句中可以做主语、宾语、表语、定语等。1.作主语Fi
4、ghting broke out between the South and the North.南与北开战了。2.作宾语Would you mind turning down your radio a little,please?请问你介意调点收机的量吗?3.作表语Babysisters job is washing,cooking and taking care of the children.保姆的作是洗服,作饭和照看孩。4.做定语a washing machine 台洗机初三英语的语法知识点21)will/shall+动词原形 shall于第称,常被will 所代替。will 在陈述句
5、中于各称,在征求意见时常于第称。will not=wont shallnot=shant例如:Which paragraph shall I read first?我先读哪段呢?Will you be at home at seven this evening?今晚七点回家好吗?2)be going to+不定式,表将来。a.主语的意图,即将做某事。例如:What are you going to do tomorrow?明天打算作什么呢?b.计划,安排要发的事。例如:The play is going to be produced next month。这出戏下开播。c.有迹象要发的事。例如
6、:Look at the dark clouds,there is going to be a storm.看那乌云,快要下了。3)be+不定式表将来,按计划或正式安排将发的事。例如:We are to discuss the report next Saturday.我们下星期六讨论这份报告。4)be about to+不定式,意为马上做某事。例如:He is about to leave for Beijing.他马上要去北京。注意:be about to do 不能与tomorrow,next week 等表明确将来时的时间状语连。Notice:be to和be going tobe t
7、o 表客观安排或受指做某事,be going to 表主观的打算或计划。例如:I am to play football tomorrow afternoon.明天下午我去踢球。(客观安排)Im going to play football tomorrow afternoon.明天下午我想去踢球。(主观安排)5)现在进时表将来时下列动词的现在进时表将来时e.fly.leave.start.begin.finish.end.arrive and so on.she is leaving for Wuhan tomorrow.6)般现在时表将来1)下列动词come,go,arrive,leave
8、,start,begin,return 的般现在时可以表将来,主要来表在时间上已确定或安排好的事情。例如:The train leaves at six tomorrow morning.车明天上午六点开。When does the bus star?It stars in ten minutes.汽车什么时候开?分钟后。2)以here,there等开始的倒装句,表动作正在进。般将来时常见结构拼1.“be going to+动词原形”结构来表按照主观意图打算或按计划,安排将要做的事,有“打算、就要”的意思。也常于表从迹象上表明将要发的事情,多指个主观臆断的推测。如:Look at the cl
9、ouds.Its going to rain.看这些云,要下了。2.“shall或will+动词原形”指对将来事物近期或远期的预见,表达个主观意图以及征求对意见或表客的邀请。在书语中,shall多于第称;在语中,will可以于任何称。如:I shall/will show my photos to you next Monday.我下周给你看我的照。初三英语的语法知识点3宾语从句1.语序论主句是陈述句还是疑问句,宾语从句都必须使陈述语序,即“主句+连词+宾语从句(主语+谓语+)”句式。根据连接词在从句中所担任的不同成分,可分为以下四种:(1)连接词+谓语。连接词在从句中作主语。常见的连接词有:
10、who,what,which等。如:Could you tell me who knows the answer,please?你能告诉我谁知道答案吗?The small children dont know what is in their stockings.这些孩不知道袜有什么东西。I dont know which belongs to my father.(2)连接词+名词+谓语。连接词在从句中作主语的定语。常见的连接词有:whose,what,which,how many,how much 等。如:He asked whose handwriting was the best in
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