初二英语必背知识点
否定句:
现在完成时的否定句式是“haven't(hasn't)+过去分词”。
3.现在完成时的时间状语:already,just,yet,since,ever,never;
4.与一般过去时的区别:一般过去时是强调动作在过去发生,而现在完成时是强调过去发生的动作对现在造成了影响和后果。
5.一般过去时的时间状语:yesterday,justnow,…ago,lastweek,2yearsago,in1980等。
例:
Weplanted(plant)someflowersinthegardenlastweek.
Ihavesent(send)theletter.
Hehascome(come)backhome,heiswatching(watch)TVnow.
Davidfinished(finish)hishomeworkjustnow.
Themonkeysarefull,becausewehavefed(feed)them.
A:Ihavelost(lose)mypurse!
B.Badluck!Whendidyoulose(lose)it?
A:Ilost(lose)itlastnight.
与现在完成时连用的几个副词:already,just,ever,yet,never
八年级下册英语五单元知识点归纳
一.重点句型。
1. I get so nervous when I give a speech. 只要发表演讲,我就紧张。
give (sb.) a speech 做报告,做演讲;
e.g. Our school will invite a scientist to give us a speech about feelings next week.下周,我们学校将邀请一位科学家给我们做一个关于情感的报告。
2. I have a CD about giving speeches. 我有一张有关发表演讲的CD。
3. I feel more relaxed now because of your help. 有了你的帮助,我现在感觉轻松多了。
A. because of+代词/介词短语,“因为(某人/某事物);由于”,在句中作状语。
e.g. He walked slowly because of his bad leg. 他走得慢是因为腿有毛病。
B. because 连词, “因为”,用来连接原因状语从句。
e.g. I did it because he told me to. 我做这事是因为他叫我做的。
4. What is Kangkang’s suggestion for helping Michael?
suggestion 意为:“建议,提议”,为可数名词。 其的动词:suggest。同义词: advice, 为不可数名词。
e.g. I’d like to hear your suggestions for ways of raising money.
= I’d like to hear your advice for ways of raising money.
关于筹集资金的办法,我想听听你的意见。
make a suggestion 意为:“提建议”。
e.g. Can I make a suggestion? 我提个建议好吗?
5. Relax and just follow the dentist’s advice. 放轻松,只要听医生的建议。
A. advice 意为:“建议”, 不可数名词。
advice 可被 some, any, no 等词修饰,不可被an或其他数词直接修饰。