人教版七年级下课件Unit4SectionA2

1、 Be polite to each other. Wear school uniform. Dont be late for school. Dont say rude remarks in school. Dont eat snacks in class. Dont shout in class.说唱下列歌谣：说唱下列歌谣：1. 不要在楼道里跑。不要在楼道里跑。 _2. 不要打架。不要打架。 _3. 有什么规则？有什么规则？ _ 4. 我们必须按时上课我们必须按时上课. _阅读阅读Grammar Focus部分，完成下列句子。部分，完成下列句子。Dont fight. Dont run i

2、n the hallways.What are the rules?We must be on time for class. 5. 我们可以在教室里吃东西吗？我们可以在教室里吃东西吗？ _6. 不能。但我们可以在餐厅里吃东西。不能。但我们可以在餐厅里吃东西。 _ _7. 我们可以在上课的时候带帽子吗？我们可以在上课的时候带帽子吗？ _Can we wear a hat in class? No, we cant, but we can eat in the dining hall. Can we eat in the classroom?8. 他在学校里必须穿校服吗？他在学校里必须穿校服吗？

3、 _9. 是的，必须。是的，必须。/ 不，不必。不，不必。 _10. 你们必须做什么？你们必须做什么？ _ 11. 在图书馆里我们必须保持安静。在图书馆里我们必须保持安静。 _Yes, he does. / No, he doesnt. Does he have to wear a uniform at school?What do you have to do?We have to be quiet in the library. 一、祈使句一、祈使句1. 用法：用法：一般以动词原形开头，表示请一般以动词原形开头，表示请 求、命令、劝说、警告等。在祈使句求、命令、劝说、警告等。在祈使句 中，

4、通常省略句子主语第二人称中，通常省略句子主语第二人称you。2. 句子结构句子结构(1) 肯定句：肯定句：_+ 其他其他 在餐厅里吃东西。在餐厅里吃东西。 _ 在音乐教室里听音乐。在音乐教室里听音乐。 _ 骑自行车去上学。骑自行车去上学。 _Ride the bike to school.Eat in the dining hall.动词原形动词原形Listen to music in the music room. (2) 否定句否定句: _ + _+ 其他其他 不要和同学们打架。不要和同学们打架。 _ 不要在教室里打篮球。不要在教室里打篮球。 _Dont fight with your c

5、lassmates. Dont play basketball in the classroom.Dont 动词原形动词原形(3) 以以let引起的句子引起的句子 _+ sb.+动词原形动词原形 让我们步行去上学吧。让我们步行去上学吧。_ (4) No + 动词动词-ing形式。表示形式。表示“禁止、规劝禁止、规劝” 禁止停车！禁止停车！No Parking. 禁止吸烟！禁止吸烟！No Smoking. LetLets walk to school. 二、询问和讨论学校规则：二、询问和讨论学校规则： 1. 有什么规则？有什么规则？我们必须保持安静。我们必须保持安静。 _ _ 2. 我们可以在上

6、课的时候戴帽子吗？我们可以在上课的时候戴帽子吗？ _ 不可以。你可以在外面戴帽子。不可以。你可以在外面戴帽子。 _ _What are the rules?We must be quiet. Can we wear a hat in class?No, we cant. You can wear a hat outside.3. 你必须做什么事？你必须做什么事？ _ 我们必须穿校服。我们必须穿校服。 _4. 他必须在校吃午饭吗？他必须在校吃午饭吗？ _We must wear the school uniforms.What do you have to do?Does he have to

7、eat lunch at school?Library Rules1. Dont talk.2. _3. _4. _3a Write the rules for the school library.Dont listen to music.Dont eat or drink. Dont take photos. 方法指导：方法指导：1. 由图示可知都是一些禁止类的祈使句。由图示可知都是一些禁止类的祈使句。2. 可知应用可知应用“Dont + 动词原形动词原形”句子。句子。1. Be quiet? (she/have to /in the library) Q: Does she have t

8、o be quiet in the library? A: Yes, she does.3b Use the words to make questions about the rules. Then write answers according to your school.2. Eat? (he/have to/in the dinning hall) Q: _ A: _3. Listen to music? (we/can/in the hallways) Q: _ A: _ 4. Wear a hat? (we/can/in the classroom) Q: _ A: _1. 根据

9、例句，可知要求我们造一般疑问句根据例句，可知要求我们造一般疑问句并根据实际情况进行回答。并根据实际情况进行回答。2. 先确定句子的主语。先确定句子的主语。 3. 再确定用情态动词还是用助动词来构成再确定用情态动词还是用助动词来构成疑问语序。疑问语序。4. 根据实际情况做出肯定或否定回答，答根据实际情况做出肯定或否定回答，答语的主语要与问句保持一致。语的主语要与问句保持一致。2. Eat? (he/have to/in the dining hall) Q: _? A: _3. Listen to music? (we/can/in the hallways) Q: _? A: _ 4. Wea

10、r a hat? (we/can/in the classroom) Q: _? A: _Then answer the questions.Yes, he does.Does he have to eat in the dining hallCan we listen to music in the hallwaysNo, we cant.Can we wear a hat in the classroomNo, we cant.At my dream school, we dont have to come to school every day. We can eat in class.

11、 3c Make up five cool rules for your dream school. Share your rules with the class. Your classmates vote for the Coolest School!We dont have to wear school uniforms. We can listen to music in class. We can eat in the classroom. We dont have to do homework. At my dream school, we dont have to come to

12、 school every day. We can eat in the classroom.We can listen to music in class.We dont have to do homework.We dont have to wear school uniforms at school. Great! Jims school is the coolest. Discuss and make rules for the computer room in your school.Computer Rules1. _2. _3. _4. _5. _We must be quiet

13、 in the computer room.Dont run in the computer room.Dont eat or drink in the computer room. Wear slippers in the computer room.Computer Rules1. _2. _3. _4. _5. _We must be quiet in the computer room.Dont eat or drink in the computer room.Dont run in the computer room.Wear slippers in the computer ro

14、om. Clean the computer room every day. 1. He has to eat breakfast quickly. (改为一改为一般疑问句般疑问句) _2. Play volleyball after class. (改为否定句改为否定句) _句型转换句型转换Does he have to eat breakfast quickly?Dont play volleyball after class.3. We can wear sports shoes in class. (改为一改为一般疑问般疑问) _4. Dont arrive late for class. (改为同义句改为同义句) _5. Eric has to do hi