2024年4月22日发(作者：杭觅珍)
Unit 4 Don't eat in class.知识点总结
短语及句型
：
1. in class 在课上 （反）after class
in the classroom 在教室里
2. arrive late for class = be late for class上课迟到
arrive in + 大地方 arrive at + 小地方
3. (be) on time 准时 （in time及时） 4. fight with sb. 和某人打架
5. must + 动词原形 必须做某事 = have to do sth. 不得不做某事
6. bring…to… 把…带到…来 Bring your book to school (me).
7. eat outside 在外面吃饭 wear a uniform 穿制服wear glasses 戴眼镜
8. practice the guitar 练习吉它 practice playing the guitar 练习弹吉他
Practice doing sth 练习做某事
9. on school nights在上学的晚上 on school days在上学的日子
10. clean (one’s) room打扫房间 do the dishes洗餐具
11. make one’s bed 铺床 make breakfast 做早饭 make friends 交朋友
12.
help sb. to do/do sth.
13..have fun=have a good time=enjoy oneself玩得开心，过得愉快
help sb. with sth.
about = think of 考虑、认为
help sb. with doing sth.
如：How do you think about this sweater? 你觉得这件毛衣怎样？
15. make rules 制定规则follow the rules 遵守规则break the rules 违反规则
16. keep (+名词或代词)+形容词，表示保持某物怎么样 keep quiet 保持安静
keep your hair short保持头发短 keep your room clean 保持房间干净
17. learn sth. 学习某事 learn English learn the guitar
learn to do sth. 学习做某事 learn to speak English / learn to swim
18. be strict (with sb.) 对某人严格 My mom is strict with me.
be strict in (doing) sth 对(做)某事严格要求
19. remember 记住，常用短语有：
（1）remember sth./sb. 记住某物、某事、某人
Please remember this sentence. 请记住这个句子。
（2）remember to do sth. 记住做某事（事情还没做）
Remember to bring your homework to me. 记得把你的作业拿给我。
（3）remember doing sth. 记得做过某事（事情已经做了）
I remember reading this book. 我记得读过这本书。
20. the Children’s Palace 少年宫
21. listen to… 听… 22. go out外出
词语辨析
1. 辨析： get to/reach/arrive
相同点：都是“到达“的意思
不同点：get to+地点；reach+地点
arrive at+小地点（车站等）；arrive in+大地点（国家等）
注意：与地点副词（here/there/home…）不用介词
---What time did the team________the top of the mountain?
---At about 4:
at
mang,too much与much too
易混词组 意义及用法 例句
too mang 形容词，“太，太多”，接可数名词 There are too mang people in the park.
too much 形容词，“太多”，接不可数名词 I have too much homework today.
much too 副词，“太，非常”，接形容词或副词 My mother is much too busy.
,too与also
易混词 意义及用法 例句
either “也”，用于否定句中，置于句末时用“，”隔开 I won’t go there,either.
too “也”，用于肯定句句末，用“，”隔开 I like dancing,too.
also “也”，用于肯定句句中，位于实义动词前，beI also like English.
动词和助动词之后
一、英语祈使句：
祈使句是用来表示请求、命令、叮嘱、邀请、劝告或祝愿等的句子。它的特点
是以动词原形开头，末尾可用句号或感叹号。祈使句没有疑问句的形式，一般只有肯定和否定两种形式。
肯定句 否定句
Please + 动词原形 Please come in. Please + don’t +动词原形 Please don’t come in.
+ 其他 + 其他
动词原形 + 其他 Open the door ! Don’t + 动词原形 + 其他 Don’t open the door !
Be + 形容词 Be quiet ! Don’t + be + 形容词 Don’t be quiet !
Let sb. do sth. Let me do homework. Let sb. do sth. 两种：
Don’t let me do homework.
Let me not do home work.
No + 名词 No photos !
No + 动名词 No parking !
二、have to & must
意思为“必须……”； 2. have to 表示“不得不”、“必须”。
肯定式：
must + V原； 肯定式：have to + V原 has to + V原
否定式：
must + not + V原； 否定式：don’t have to + V原
或 needn’t + V原; doesn’t have to + V原
疑问式：
Must + 主语……? 疑问式：Do + 主语 + have to + V原
例句：
1). You must go home now. Does + 三单主语 + have to + V原
2). You mustn’t smoke here. 例句：1). It’s too late. I have to go to bed.
3). Must I do homework now ? 2). They don’t have to finish the work today.
Yes, you must./No, you needn’t. 3). He has to leave home.
由
must引起的疑问句，肯定回答要用must4). Does he have to leave home?
或
have to,否定回答要用needn’t或don’t Yes, he does./ No, he doesn’t.
have to,
意思是“不必”
二者否定式的意义大不相同。have to 的否定式表示“不必”，而must not/mustn’t表示“不准”。
例句： A. I don’t have to finish my homework now.
B. You mustn’t arrive late for class.
needn’t = don’t have to
练习
一、单项选择。
( )1. Don’t arrive late ________class. A. for B. to C. in
( )2. Can we eat ________class? A. in B. to C. for
( )3. — ________I ________the drum here? — No，you can’t.
A. DO， play B. Can， play C. Did， play
( )4. — ________run in the hallways. — Sorry.
A. Please B. Do C. Don’t
( )5. You ________talk loudly in the library. Keep quiet (保持安静) here.
A. can B. can’t C. have to
( )6. Stop ________Listen to the teacher.
A. talk B. to talk C. talked D. talking
( )7. We have ________school uniforms at school.
A. wear B. to wear C. wears D. wearing
( )8. Jim has ________sisters.
A. a B. the C. no D. not
( )9. Ann ________get home by six in the afternoon.
A. have B. has C. have to D. has to
( )10. Linda ________school at 7:30 in the morning.
A. gets B. arrives C. gets to D. arrives to
( )11. We often help the old man________.
A. to do some cleaning B. cleaned
C. cleans D. cleaning
( )12. ________you help me ________my work?
A. Do，in B. Can，with C. Are，with D. Are，do
( )13. ________talk in class!
A. No B. Not C. Don’t D. Have to
( )14. Does he have to practice ________ English every day.’?
A. to speak B. speaking C. to say D. saying
( )15. Can you ________the new student to his classroom?
A. look B. find C. take D. help
( )16. He has too ________things to do today.
A. many B. much C. little D. well
17. Let’ s _____ our dorm’ s (寝室的) rules。
A. get B. set C. make D. plan
18. Mr. Green will arrive Beijing this afternoon.
A. at B. in C. on D. to
19. draw on the wall.
A. Not B. No C. Doesn’t D. Don’t
20. Don’t watch TV school nights.
A. at B. in C. D. on
21. You can’t eat outside the dining hall.
A. in B. at C. D. on
22. Students can’t music in the hallways.
A. listen B. hear C. hear to D. listen to
23. It’s not good loudly in class.
A. talk B. to talk C. talks D. talked
二、根据汉语意思或首字母提示完成句子
1. Don’t stand o______. Come in please.
2. He likes w_____ to school. He thinks it’s good for his health.
3. Go to w_____ your hands, they are too dirty.
4. Don’t f_____ with each other.
5. “No talking” is one of the library r_____.
6. Don’t talk l_____ in the reading room.
7. Do you have to ______(穿) uniform today?
8. These ______(孩子们) are playing games.
9. I can’t _______(会见我的朋友) after school. I have to go home.
10. There are _______(太多) things in her room.
三、用所给单词的适当形式填空。
1. Mary is only four years old, but she can ______( read).
2. _____( arrive not) late for class.
3. Does Tom have _____( finish )his homework by five?
4. She practices _____( play )the piano every day.
5. The people here are very ______( friend).
四、按要求改写句子
1. We can wear hats in school. (改为否定句)
________________________________________.
2. No food in class. (改为同义句)
________________________________________.
3. I have to do my homework after school. (对划线部分提问)
___________________________________________?
4. She has to be in bed before ten (对划线部分提问)
_______________________________________________?
5. Do your homework at school. (改为否定句)
_________________________________________________.
2024年4月22日发(作者：杭觅珍)
Unit 4 Don't eat in class.知识点总结
短语及句型
：
1. in class 在课上 （反）after class
in the classroom 在教室里
2. arrive late for class = be late for class上课迟到
arrive in + 大地方 arrive at + 小地方
3. (be) on time 准时 （in time及时） 4. fight with sb. 和某人打架
5. must + 动词原形 必须做某事 = have to do sth. 不得不做某事
6. bring…to… 把…带到…来 Bring your book to school (me).
7. eat outside 在外面吃饭 wear a uniform 穿制服wear glasses 戴眼镜
8. practice the guitar 练习吉它 practice playing the guitar 练习弹吉他
Practice doing sth 练习做某事
9. on school nights在上学的晚上 on school days在上学的日子
10. clean (one’s) room打扫房间 do the dishes洗餐具
11. make one’s bed 铺床 make breakfast 做早饭 make friends 交朋友
12.
help sb. to do/do sth.
13..have fun=have a good time=enjoy oneself玩得开心，过得愉快
help sb. with sth.
about = think of 考虑、认为
help sb. with doing sth.
如：How do you think about this sweater? 你觉得这件毛衣怎样？
15. make rules 制定规则follow the rules 遵守规则break the rules 违反规则
16. keep (+名词或代词)+形容词，表示保持某物怎么样 keep quiet 保持安静
keep your hair short保持头发短 keep your room clean 保持房间干净
17. learn sth. 学习某事 learn English learn the guitar
learn to do sth. 学习做某事 learn to speak English / learn to swim
18. be strict (with sb.) 对某人严格 My mom is strict with me.
be strict in (doing) sth 对(做)某事严格要求
19. remember 记住，常用短语有：
（1）remember sth./sb. 记住某物、某事、某人
Please remember this sentence. 请记住这个句子。
（2）remember to do sth. 记住做某事（事情还没做）
Remember to bring your homework to me. 记得把你的作业拿给我。
（3）remember doing sth. 记得做过某事（事情已经做了）
I remember reading this book. 我记得读过这本书。
20. the Children’s Palace 少年宫
21. listen to… 听… 22. go out外出
词语辨析
1. 辨析： get to/reach/arrive
相同点：都是“到达“的意思
不同点：get to+地点；reach+地点
arrive at+小地点（车站等）；arrive in+大地点（国家等）
注意：与地点副词（here/there/home…）不用介词
---What time did the team________the top of the mountain?
---At about 4:
at
mang,too much与much too
易混词组 意义及用法 例句
too mang 形容词，“太，太多”，接可数名词 There are too mang people in the park.
too much 形容词，“太多”，接不可数名词 I have too much homework today.
much too 副词，“太，非常”，接形容词或副词 My mother is much too busy.
,too与also
易混词 意义及用法 例句
either “也”，用于否定句中，置于句末时用“，”隔开 I won’t go there,either.
too “也”，用于肯定句句末，用“，”隔开 I like dancing,too.
also “也”，用于肯定句句中，位于实义动词前，beI also like English.
动词和助动词之后
一、英语祈使句：
祈使句是用来表示请求、命令、叮嘱、邀请、劝告或祝愿等的句子。它的特点
是以动词原形开头，末尾可用句号或感叹号。祈使句没有疑问句的形式，一般只有肯定和否定两种形式。
肯定句 否定句
Please + 动词原形 Please come in. Please + don’t +动词原形 Please don’t come in.
+ 其他 + 其他
动词原形 + 其他 Open the door ! Don’t + 动词原形 + 其他 Don’t open the door !
Be + 形容词 Be quiet ! Don’t + be + 形容词 Don’t be quiet !
Let sb. do sth. Let me do homework. Let sb. do sth. 两种：
Don’t let me do homework.
Let me not do home work.
No + 名词 No photos !
No + 动名词 No parking !
二、have to & must
意思为“必须……”； 2. have to 表示“不得不”、“必须”。
肯定式：
must + V原； 肯定式：have to + V原 has to + V原
否定式：
must + not + V原； 否定式：don’t have to + V原
或 needn’t + V原; doesn’t have to + V原
疑问式：
Must + 主语……? 疑问式：Do + 主语 + have to + V原
例句：
1). You must go home now. Does + 三单主语 + have to + V原
2). You mustn’t smoke here. 例句：1). It’s too late. I have to go to bed.
3). Must I do homework now ? 2). They don’t have to finish the work today.
Yes, you must./No, you needn’t. 3). He has to leave home.
由
must引起的疑问句，肯定回答要用must4). Does he have to leave home?
或
have to,否定回答要用needn’t或don’t Yes, he does./ No, he doesn’t.
have to,
意思是“不必”
二者否定式的意义大不相同。have to 的否定式表示“不必”，而must not/mustn’t表示“不准”。
例句： A. I don’t have to finish my homework now.
B. You mustn’t arrive late for class.
needn’t = don’t have to
练习
一、单项选择。
( )1. Don’t arrive late ________class. A. for B. to C. in
( )2. Can we eat ________class? A. in B. to C. for
( )3. — ________I ________the drum here? — No，you can’t.
A. DO， play B. Can， play C. Did， play
( )4. — ________run in the hallways. — Sorry.
A. Please B. Do C. Don’t
( )5. You ________talk loudly in the library. Keep quiet (保持安静) here.
A. can B. can’t C. have to
( )6. Stop ________Listen to the teacher.
A. talk B. to talk C. talked D. talking
( )7. We have ________school uniforms at school.
A. wear B. to wear C. wears D. wearing
( )8. Jim has ________sisters.
A. a B. the C. no D. not
( )9. Ann ________get home by six in the afternoon.
A. have B. has C. have to D. has to
( )10. Linda ________school at 7:30 in the morning.
A. gets B. arrives C. gets to D. arrives to
( )11. We often help the old man________.
A. to do some cleaning B. cleaned
C. cleans D. cleaning
( )12. ________you help me ________my work?
A. Do，in B. Can，with C. Are，with D. Are，do
( )13. ________talk in class!
A. No B. Not C. Don’t D. Have to
( )14. Does he have to practice ________ English every day.’?
A. to speak B. speaking C. to say D. saying
( )15. Can you ________the new student to his classroom?
A. look B. find C. take D. help
( )16. He has too ________things to do today.
A. many B. much C. little D. well
17. Let’ s _____ our dorm’ s (寝室的) rules。
A. get B. set C. make D. plan
18. Mr. Green will arrive Beijing this afternoon.
A. at B. in C. on D. to
19. draw on the wall.
A. Not B. No C. Doesn’t D. Don’t
20. Don’t watch TV school nights.
A. at B. in C. D. on
21. You can’t eat outside the dining hall.
A. in B. at C. D. on
22. Students can’t music in the hallways.
A. listen B. hear C. hear to D. listen to
23. It’s not good loudly in class.
A. talk B. to talk C. talks D. talked
二、根据汉语意思或首字母提示完成句子
1. Don’t stand o______. Come in please.
2. He likes w_____ to school. He thinks it’s good for his health.
3. Go to w_____ your hands, they are too dirty.
4. Don’t f_____ with each other.
5. “No talking” is one of the library r_____.
6. Don’t talk l_____ in the reading room.
7. Do you have to ______(穿) uniform today?
8. These ______(孩子们) are playing games.
9. I can’t _______(会见我的朋友) after school. I have to go home.
10. There are _______(太多) things in her room.
三、用所给单词的适当形式填空。
1. Mary is only four years old, but she can ______( read).
2. _____( arrive not) late for class.
3. Does Tom have _____( finish )his homework by five?
4. She practices _____( play )the piano every day.
5. The people here are very ______( friend).
四、按要求改写句子
1. We can wear hats in school. (改为否定句)
________________________________________.
2. No food in class. (改为同义句)
________________________________________.
3. I have to do my homework after school. (对划线部分提问)
___________________________________________?
4. She has to be in bed before ten (对划线部分提问)
_______________________________________________?
5. Do your homework at school. (改为否定句)
_________________________________________________.