初一英语下册3-4单元

1、初中一年级英语下册3-4单元知识点Unit 3 How do you get to school?many students是单指学生数量多，侧重数量many of the students是指学生中很多一部分，强调部分too太 1. too much意为“太多”，+不可数名词/+动词。e.g.I had too much housework to do yesterday . 昨天我有太多的家务活要干。 She talks too much . 她说话太多。much too意思是“过分，太”，隐含了过分而不恰当之意，much too+形容词或副词，不+动词。e.g.The question

2、is much too difficult . 这道题太难了。 Youre walking much too fast . 你走得太快了。2.tooto太而不能.e.g. You are never too young to study.同： sothat太以至于e.g.The river runs too quickly for boats.=The river suns too quickly to row a boat. =The river runs so quickly that people cant row a boat to across the river.Unit 4 Do

3、nt eat in class.一、词组school rules 学校规章制度 break the rules 违反规章制度 make the rules 制定规章.in the hallways 在过道 in the music room 在音乐教室里 in the dining hall 在餐厅 be in bed 在床上 be late for迟到 listen to music 听音乐 wash my clothes 洗衣服 make dinner 做饭 have to do 不得不做 too many+名词复数; too much +不可数名词“太多”by ten oclock 十点

4、之前 on school nights 上学的晚上 on weekends 在周末go to the childrens palace 去少年宫 after school 放学后 sports shoes 运动鞋 gym class 体育课二、句型 (1)Dont arrive late for class.(2)We cant listen to music in the hallways, but we can listen to it outside.(3)-What else do you have to do?- We have to clean the classroom.(4)-

5、Can we wear hats in school?-Yes, we can/ No, we cant.(5)-Do you have to wear a uniform at school? -Yes, we do /No, we dont.(6) What are the rules at your school? (7)重难点精析：祈使句通常用来表示命令、请求、禁止、建议、警告等语气。它的主语you(听话人)通常省略。其构成通常有以下几种形式。）Be型（即系动词原型be+表语其他）。如：Be quiet,please.否定句Dont + be+表语+其他。如：Dont be angry

6、.）Do型（即系动词原形宾语其他）。如：Open you books, please.否定句Dont +实义动词原形+宾语+其他。如：Dont eat in the classroom.）Let型（即Let+宾语+动词原形+其他）如：Let me help you.Lets go at six oclock.否定句一般在宾语后加not。如：Let not watch TV.）No+V-ing型（此种形式通常用于公共场合的提示语中，意为“禁止做某事“）如：No smoking!严禁吸烟！ No talking! 不许交谈！No passing!禁止通行！ No parking!不许停车！Must

7、与have to 1.must表主观看法，主观上的必要 have to 表客观需要e.g. My brother was very ill, so I had to call the doctor in the middle of the night. 我弟弟病得很厉害，我只得半夜里把医生请来。(客观上需要做这件事)He said that they must work hard. 他说他们必须努力工作。（主观上要做这件事）2. have to有人称、数、时态的变化，而must只有一种形式。3. 在否定结构中： dont have to 表示不必；mustnt 表示禁止。e.g. You dont have to (neednt没必要) tell him about it. 你不一定要把此事告诉他。 You mustnt（cant 不能）tell him about it. 你一定不要把这件事告诉他。On time 准