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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.說唱下列歌謠：說唱下列歌謠：1. 不要在樓道里跑。不要在樓道里跑。 _2. 不要打架。不要打架。 _3. 有什么規(guī)則？有什么規(guī)則？ _ 4. 我們必須按時上課我們必須按時上課. _閱讀閱讀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. 我們可以在教室里吃東西嗎？我們可以在教室里吃東西嗎？ _6. 不能。但我們可以在餐廳里吃東西。不能。但我們可以在餐廳里吃東西。 _ _7. 我們可以在上課的時候帶帽子嗎？我們可以在上課的時候帶帽子嗎？ _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. 他在學(xué)校里必須穿校服嗎？他在學(xué)校里必須穿校服嗎？

3、 _9. 是的，必須。是的，必須。/ 不，不必。不，不必。 _10. 你們必須做什么？你們必須做什么？ _ 11. 在圖書館里我們必須保持安靜。在圖書館里我們必須保持安靜。 _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. 祈使句是表示請求、命令、建議等的句祈使句是表示請求、命令、建議等的句子。子。句子中通常不出現(xiàn)主語句子中通常不出現(xiàn)主語，謂語動詞謂語動詞一律用原形一律用原形。根據(jù)句

4、子語氣的強(qiáng)弱，句。根據(jù)句子語氣的強(qiáng)弱，句末用感嘆號或句號。末用感嘆號或句號。一、祈使句的肯定式一、祈使句的肯定式1. 以行為動詞原形開頭，簡稱以行為動詞原形開頭，簡稱Do型型。 e.g. Come here. 到這兒來。到這兒來。2. 以動詞以動詞be開頭，簡稱開頭，簡稱Be型型。 e.g. Be quiet, please. 請安靜。請安靜。3. 以以Let開頭，簡稱開頭，簡稱Let型型。 e.g. Lets go! 咱們走吧咱們走吧! 注意注意有時可在祈使句的句首或句尾加上有時可在祈使句的句首或句尾加上please，使語氣顯得客氣、有禮貌使語氣顯得客氣、有禮貌。如果在句尾加。如果在句尾加p

5、lease，應(yīng)該用逗號與前句隔開。，應(yīng)該用逗號與前句隔開。e.g. Go this way, please. 請這邊走。請這邊走。二、祈使句的否定式二、祈使句的否定式1. Do型和型和Be型的否定式是在句首加型的否定式是在句首加dont。 e.g. Dont sit here. 不要坐在這兒。不要坐在這兒。 Dont be late. 別遲到。別遲到。2. 以以let開頭的祈使句開頭的祈使句，其否定式有兩種：，其否定式有兩種： 一種是一種是直接在句首加直接在句首加dont，另一種是，另一種是“l(fā)et + 賓語賓語 + not +動詞原形動詞原形+ (其他其他)”。e.g. Dont let h

6、im go. 不要讓他走。不要讓他走。 Lets not go there. 咱們別去那兒。咱們別去那兒。注意注意“No+名詞名詞/動詞動詞 ing形式形式”表示禁止或規(guī)表示禁止或規(guī)勸，常用于公共場所勸，常用于公共場所。e.g. No photos! 禁止拍照！禁止拍照！ No smoking！ 禁止吸煙！禁止吸煙！將下列句子翻譯成英語。將下列句子翻譯成英語。1. 請看這幅圖畫。請看這幅圖畫。2. 不要在教室里跑。不要在教室里跑。3. 讓我們幫助他。讓我們幫助他。Please look at the picture. / Look at the picture, please.Dont run

7、 in the classroom.Lets help him.4. 在圖書館保持安靜。在圖書館保持安靜。5. 上課不要遲到。上課不要遲到。Be quiet in the library.Dont be late for class.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. 方法指導(dǎo)：方法指導(dǎo)：1. 由圖示可知都是一些禁止類的祈使句。由圖示可知都是一些禁止類的祈使

8、句。2. 可知應(yīng)用可知應(yīng)用“Dont + 動詞原形動詞原形”句子。句子。1. Be quiet? (she/have to /in the library) Q: Does she have to 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

9、music? (we/can/in the hallways) Q: _ A: _ 4. Wear a hat? (we/can/in the classroom) Q: _ A: _1. 根據(jù)例句，可知要求我們造根據(jù)例句，可知要求我們造一般疑問句一般疑問句并根據(jù)實(shí)際情況進(jìn)行回答并根據(jù)實(shí)際情況進(jìn)行回答。2. 先先確定句子的主語確定句子的主語。 3. 再再確定用情態(tài)動詞還是用助動詞確定用情態(tài)動詞還是用助動詞來構(gòu)成來構(gòu)成疑問語序。疑問語序。4. 根據(jù)實(shí)際情況做出肯定或否定回答根據(jù)實(shí)際情況做出肯定或否定回答，答，答語的主語要與問句保持一致。語的主語要與問句保持一致。2. Eat? (he/have

10、to/in the dining 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: _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 classroo

11、mNo, we cant.At my dream school, we dont have to come to school every day. We can eat in class. 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

12、 eat in the classroom. We dont have to do homework. At my dream school, we dont have to come to 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 mak

13、e rules for the computer room in your school.Computer Rules1. _2. _3. _4. _5. _We must be quiet 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 e

14、at or drink in the computer room.Dont run in the computer room.Wear slippers in the computer room. Clean the computer room every day. 1. He has to eat breakfast quickly. (改為一改為一般疑問句般疑問句) _2. Play volleyball after class. (改為否定句改為否定句) _句型轉(zhuǎn)換句型轉(zhuǎn)換Does he have to eat breakfast quickly?Dont play volleyball

15、 after class.3. We can wear sports shoes in class. (改為一改為一般疑問般疑問) _4. Dont arrive late for class. (改為同義句改為同義句) _5. Eric has to do his homework before six. (對劃線部分提問對劃線部分提問) _Can we wear sports shoes in class?We must be on time for class.What does Eric have to do before six?1. Remember the sentences in the Grammar Focus.2. Write five rules in your family.