知识点一：be动词的用法be= am/ is/ are1．I 用am ，you 用are，is连着她他它2.单数用is ，复数用are知识点二：名词的用法一．名词单复数1.a/an/the/one/this/that/形物代+可名单2.大于1的基数词/these/those/形物代/many/some/a lot of/lots of /any+可名复3.可名复的变化规则1.直接加s2、以s、sh、x、ch结尾加es3、以f、fe、结尾，把f、fe改为v加es4、以辅音+y结尾，把y改为i,加es5、以o结尾，有生命加es；无生命加s1、单复数词形：sheep、Chinese、Japanese6.不规则变化2、复数名词：clothes、people、police、family3、特殊变化：man→men，woman→women没有复数形式前不加a/an、数字、many、a few，后不加s不可数3、前可以加some、any、a lot of/much、a little4、表数量用量词加of词组：a cup of ice cream，two cups of ice cream5、学过的有：food、dessert、orange、ice cream、salad、chicken、fruit、soccer、tennis、ping-pong、breakfast、lunch、dinner、help、work、homework、time、Chinese、Japanese、English二名词的格(1) 有生命的东西的名词所有格：单数后加’s 如: Lucy’s ruler my father’s shirt以s 结尾的复数名词后加’如: his friends’bags不以s 结尾的复数后加’s 如：children’s shoes并列名词中，如果把’s加在最后一个名词后，表示共有,如: Tom and Mike’s car 汤姆和迈克共有的小汽车要表示所有物不是共有的，应分别在并列名词后加’sTom’s and Mike’s cars 汤姆和麦克各自的小汽车(2)表示无生命东西的名词通常用“of ＋名词”来表示所有关系：如: a picture of the classroom a map of China知识点三：数词的用法基数词：①one,two,three, four,five,six.seven,eight,nine ten1.构成: ②eleven,twelve,thirteen,fourteen -----teen …③–ty (表示几十)2.one+名词单数3.大于one+名词复数序数词：1.构成：first，second，third，--th2.the/one’s+序数词+名词单数知识点四：冠词的用法1. 不定冠词①用于元音字母a,e,i,o打头的单词前an ②“u”不发本音的单词前③用于单独的12个字母前：A E F H I L M N O R S U X④特殊：an hour ,an honest boya 用于辅音字母打头的单词前用于“u”发本音的但此前2. 定冠词的用法：（1）特指某（些）人或某（些）物：The ruler is on the desk. （2）复述上文提到的人或物：He has a sweater. The sweater is new. （3）谈话双方都知道的人或物：The boys aren’t at school.（4）在序数词前：John’s birthday is February the second.（5）用于固定词组中：in the morning / afternoon / evening知识点五：人称代词的用法第一人称单数第二人称单数和复数第三人称单数第一人称复数第三人称复数人称代词我你/ 你们他她它我们他们主格I you he she it we they 宾格me you him her it us them 物主代词我的你的/ 你们的他的她的它的我们的他们的形容词性my your his her its our their 名词性mine yours his hers its ours theirs1.主格+谓语动词+宾格（主动宾）2.形物代+名词（形物代不能单独使用）3.名物代=形物代+名词（代指前边的名词）知识点六：变否定句变疑问句1.找be（am/is/are）变否定句： 2.有be+not3.无be借don’t/doesn’t4.and 变or5.some变any变疑问句 1.找be（am/is/are）2.有be将be提句首，大写3.无be 借DO/Does……?4.I变you my 变your5.some 变any知识点七：特殊疑问句1.句型：特殊疑问词+一般疑问句的句式？也就是“疑问词﹢系/助/情态动词﹢主语﹢其他成分？”2.特殊疑问句不能用Yes 或No 来回答，3.特殊疑问词who 谁问人的身份，姓名等whose 谁的问主人when 什么时候问时间where 什么地方问地点why 为什么问原因which 哪一个问一定范围内特指的人或物what 什么问人的职业或事物是什么what color 什么颜色问颜色what time 几点问时间=whenhow 怎样问健康状况、做事的方式、程度等how old 几岁问年龄how many 多少跟可数名词复数，问数量how much 多少/多少钱跟不可数名词，问数量或价钱知识点八：一般现在时定义：表示动作经常性习惯性发生结构：V原主+ +宾语+…V单3．标志词：①every+时间（every day，every year）②on+星期s (on Sundays,on Mondays)③频度副词4：动词第三人称单数的构成规则①一般情况下加s get—gets like---likes②以s, x, ch, sh, o结尾加es: watch---watches go---goes do---does ③以辅音字母加y结尾的，改y为i，加es carry---carries④特殊：have---has5.变否定句主（单三）+doesn’t + V原+其他主+ don’t + V原+其他6.变一般疑问句Do+主+V原+……?Does+主(单三)+V原+……?知识点九：there be句型There be “有”句首就近原则主+have/has “有”知识点十：介词的用法at ①在（某个小地点）at school/home②在（几点钟）at three thirty③以（某价格）at good prices④按照，根据e-mail…at…call…at…⑤固定结构at night at work be good at…look at…about ①关于know about think about②大约about half an hour about 12 years old③固定结构what about how about3. after 在…之后after class/school/dinner/that4. for ①因为thank you for your help thanks for②对于for boys/breakfast③为了，给ask the teacher for it buy a gift for my mother④+一段时间（表动作持续）for two hours⑤以，达（某价格）have trousers for $505. from 从from 12:00 to 1:00 be/come from…来自6. with ①和…一起play with our friends②有，带有，拿有 a boy with a book in his handice-cream with milk③固定结构help…with…7 under 在…下（面）under the desk under your head8. of ①属于…的 a photo of my family the name of my dog②…当中的one of my friends some of the students9. on ①在…上(面) on the table on your head on TV②+具体某一天on January fifth on Saturday on a cold eveningOn the morning of Dec.12th on New Years’Day 10. in ①在…里，在…中in the schoolbag in the photo in class in China in my family in Class One, Grade One②+颜色名词skirts in purple=purple skirts③着…（颜色的）服装the girl in a red sweater④+月份/年/世纪/季节in September/2013⑤用（某种语言）in English/Chinese⑥固定结构in the morning/afternoon/evening do well in…知识点十一：其他重点知识（一）some，any ，much，many， a lot of，lots of1.some+不可名/可名复在否定句/疑问句中将some变any2.a lot of= lots of+不可名/可名复3. much +不可名4．many+可名复(二)单复数句子互变1.this变these ；that变those2.she/he/it 变they3.is/am 变are4.a/an/one 变some 或者去掉5.名单变名复（三）形容词和副词的使用1.be+形是…（is free 有空的）2.look+形看起来…（look nice 看起来漂亮）3.sound+形听起来…（sound good 听起来好）4.very +形非常…（very interesting 非常有趣）5.really+形真地…（really relaxing 真地很放松）6.a/an+形+名（a good student 一名好学生）7.动词+副词（eat well 吃得好）（四）连词：and, but, or, so, because1.and “和”①连接两个并列的成分②变否定句改为or2.but “但是”表示转折3.or“或者”①表示选择②在否定句中表示“和”4.so “所以”表示因果关系5.because “因为”表示因果关系提问时用why知识点十二：句型总结Let sb. do sth. 让某人干某事want to do sth. 想干某事need to do sth.需要干某事like to do sth.喜欢干某事like doing sth.爱好干某事finish doing sth.完成某事be busy doing sth.忙于干某事Thanks for doing sth.为…而感谢What about doing sth?...怎么样？How about doing sth？…怎么样？ask sb.about sth.问某人关于某事ask sb. for sth.为某事请求某人call sb. at +号码给某人打电话play sth. with sb.和某人玩…give sb. sth. =give sth. to sb.给某人某物buy sb. sth. = buy sth. for sb.买某我给某人知识点十三：重点句子Thanks for your help =Thanks for helping meAsk the teacher for itI must find itGina always asksWhat’s your telephone number?What color is it ?What’s your favorite subject?Here are two nice photos of my familyThere are four people in my family10. Excuse me11.How do you spell it ?12.Can I help you?13.What about this dictionary ?14.Gina’s books are everywhere.15.That sounds good16.He has two ping-pong bats.17.It is easy for me .18. I really like it .19.Let’s have ice-cream20.I like chicken for dinner.21.I don’t want to be fat.22.---How much are these socks? ---They are two dollars.23. It looks nice24.Here you are25.I’ll take it /them .26.Do you want to come to my birthday party?27. This is a really busy term.28.I think history is interesting29.The teacher says it is useful.30.My classes finish at 1:50.31. That’s for sure.那是肯定的。