人教版初二上册第一单元知识点汇总人教版初二上册必备unit1知识点1. A lot of vegetables help you to keep in good health.A lot of = lots of = many/ much 许多keep in good health = keep healthy = stay healthykeep + 形容词表保持某种状态Keep quiet! The baby is sleeping.那婴儿正在睡觉，保持安静!We must keep our classroom clean.我们必须保持我们的教室干净。
2. 注意sometimes 与几个形似的词的区别。
(1) sometime 是副词，意为“在某个时候;某时”Will you come again sometime next week?下周的某个时候你会再来吗?She was there sometime last year.她去年某时去过那。
(2) some time 是名词词组，意为“一段时间”，做时间状语用I will stay here for some time.我将在这呆一段时间。
He worked for that company for some time.他为那家电脑公司工作了一阵子。
(3) some times 是名词词组，意为“几次，几倍”I met him some times in the street last month.上个月我在街上遇到他好几次了。
The factory is some times larger than that one.这间工厂比那间大好几倍。
(4) sometimes 是频度副词，意为“有时”He sometimes goes skateboarding on weekends.他有时周末去滑滑板。
3. That sounds interesting. 那听起来有趣。
look(看起来)，sound(听起来)，smell(闻起来)，taste(尝起来)，feel(觉得)，seem(好象)，grow(变得) , get(变得)等词在英语中可用作系动词，后跟形容词作表语。
It tastes good. 这味道好。
The music sounds very sweet.这音乐听起来很入耳。
人教版初二上册第一单元核心重点1. Good food and exercise help me to study better.好的食物和运动帮助我学习得更好。
help sb. (to) do sth. 帮助某人做某事2. Is her lifestyle the same as yours or different?= Is her lifestyle the same as your lifestyle or is her lifestyle different from your lifestyle?她的生活方式和你的一样或是不同?be the same as …/ be different from …与……一样/与……不同She looks the same as her sister. 她看起来跟她的妹妹很像。
This book is different from that one. 这本书跟那本书不一样。
3. I think I'm kind of unhealthy. 我想我有点不健康。
kind of = a little a kind of 一种4. maybe (adv.) = perhaps 也许，可能Maybe he knows the answer.Maybe they'll go skateboarding. He may know the answer.5. although = though 虽然Although he's ill, he goes to school on time.虽然他生病了，但他还是准时上学。
She eats a lot of chocolate, although she is very fat.虽然她很胖，但她却吃许多的巧克力。
人教版初二上册第一单元知识点：句型1. 疑问词how 的用法(1) 怎样，用什么手段，方法/交通工具How are you? / How is she?How did he do it? / I don't know how to swim.How do you come to school?(2) 情况如何(指身体健康状况) How are you?(3) how many，how much 表示"多少"其中how much 还可以表示钱数。
how many 后接可数名词复数，how much 接不可数名词。
How many times do you go to the park?How many pens do you want?How much water do we drink every day?How much are those pants?(4) how often 是对动作发生的“次数”提问，询问的是频率“多久一次”回答可以是：Every day. / Once a week. / Three times a week. / Often. / …How often do you play tennis?How often do you surf the Internet?(5) How old …? 询问年龄How old are you? I am five.(6) How about …? ……如何?……怎么样? How about going to the movies?2. time 表示不可数名词，意为“时间”。
表示可数名词，意为“次数，倍数”What time is it?I go to the movies three times a week.注意“次数”的表达方法一次once，两次twice，三次或三次以上用基数词加上times：three times, five times, one hundred times 表示“……几次”的表达方法是：once a day/ a week/ a month/ a year twice a day/ a week/ a month/ a year2. exercise v./ n. shop v./ n.He often exercises on weekends.We often do / take exercise on weekends. We often shop on weekends.There are many shops in the neighborhood.4. as for 意为“就……而论;至于”As for fruit，I eat it sometimes.As for him，I never want to see him here. 至于他，我永远不希望在这里见到。
5. My mother wants me to drink it.我妈妈想要我喝。
want to do sth. 想要做某事want sb. to do sth. 想要某人干某事Do you want to go to the movies with me? 你想和我一起去看电影吗?I want you to help me with my math.我想要你帮我学数学。
有很多动词后面用这种结构做动词的复合宾语：ask sb. to do sth. 叫某人做某事tell sb. to do sth. 告诉某人去做某事help sb. (to) do sth. 帮助某人做某事6. She says it's good for my health.她说它对我的健康有意。
be good for …表示“对……有益(有好处)”其反义为：be bad for …对……有害/无益It's good for us to do more reading.多读书对我们有好处。
Drinking milk is good for your health.喝牛奶对你的健康有益。
Reading English is good for studying English.对英语对学习英语有益/有帮助。
Reading in bed is bad for your eyes.在床上读书对你的眼睛有害。
7. usually when I come home from school通常是在我从学校回家时When + 从句当……时候I often stay at home when it is rainy.8. I try to eat a lot of vegetables. try to do sth. 尽量/尽力做某事I'll try to learn English well. 我会尽量尝试学好英语的。
You must try to take more exercise. 你必须尽量多做运动。
人教版初二上册第一单元知识点：短语1、如有always ,often, usually, sometimes, seldom, never, oncea....,every...用一般现在时，第一、二人称复数后跟动词原形，第三人称单数后跟动词加's'/'es'。
2、如有now ,look! ,listen, at the moment ....用现在进行时，结构是be (am, is, are) +v-ing3、如有tomorrow, the day after tomorrow, from now on, in +一段时间, some day, next....用一般将来时，结构：will + v原be going to +v原(没有动词用be )4、如有yesterday, ......ago , last....just now.....用一般过去时动词加edgive sb. Sth.=give sth. to sb. 给某人某物every day每天,write down 写下，记下write it (them) down everyday每天的，日常的,how about doing sth.=what about doing sth.做....怎么样each other 互相.thanks a lot= thank you very much非常谢谢回答That's all right. =You're welcome.= That'OK.= It's my pleasure.=Not at all.Why don't you+V原...=why not+...V原为什么不help sb. with sth. 在某方面帮助别人help sb. (to )do sth.帮助某人做某事with one's help=with the help of sb.在某人的帮助help oneself to sth.请自用食物watch sb. do sth. 看到某人做了某事，(现在没有做，做过)watch sb. doing sth.看到某人正在做某事(正在做)see, hear类似remember to do sth.想起记得要做某事，未做事remember doing sth.相起记得做过某事forget to do sth. 忘记要做某事forget doing sth.忘记做过某事welcome back欢迎回来, new term新学期this term这学期, next term 下学学期,last term上学期, give you some advice给你一些建议,why not 为什么不, make a mistake=make mistakes犯错误,correct spelling正确的拼写, what else?=what other things? 还有什么a piece of advice 一条建议, follow /take one's advice采用别人的建议,send sth to sb.=send sb. sth. 寄给某人send for派人去请/取send up发射. all the time一直enjoy oneself=have a good time=have a great time=have fun, 玩得愉快lots of =a lot of =many(可数)much(不可数)许多, ,spend : sb. spend some time on sth.某人花费时间做某事sb. spend some time (in) doing sth. 某人花费时间做某事Sb. spend some money on sth. 某人花费钱买某物Sb. spend some money (in) buying sth.某人花费钱买某物Cost: sth. cost sb. some money 某物花去某人钱pay: sb. pay some money for sth. 某人支付钱Take: It takes (took) sb.some time to do sth.做某事花去某人时间ask for 请求，要求, ask sb. for sth.向某人要某物ask sb. to do sth.要求某人做某事a piece of一块enjoy doing sth喜欢做某事.finish,practise, mind, miss ,consider,keep, continue,这些词语后跟动名词形式V-ingplace sth.in =put sth. in 把某物放在…里面else常修饰不定代词，关系代词或副词，也可修饰all, much,little等，else要位于其后。