1、,Dont eat in class.,Unit 4,Section A 2 Grammar Focus-3c,鼎湖區(qū)永安初級中學 陳淑卿,.根據句子或對話意思，選擇恰當的單詞填空，有的需要變換形式。,outside, wear, important, bring, quiet 1.Alicelikes blue and she always _ blue shoes. 2. Mike, lets go _ and play soccer. That sounds good. 3. Can you _ me an apple, Jill? 4. Dont talk here. OK. Well

2、 be _. 5. Its _ to brush teeth every day.,wears,outside,bring,quiet,important,1. 不要在樓道里跑。 _ 2. 不要打架。 _ 3. 有什么規(guī)則？ _ 4. 我們必須按時上課。 _,閱讀Grammar Focus，完成下列句子。,Dont fight.,Dont run in the hallways.,What are the rules?,We must be on time for class.,Grammar Focus,5. 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。 _ _ 7

3、. 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. 他在學校里必須穿校服嗎？ _ 9. 是的，必須。/ 不，不必。 _ 10. 你們必須做什么？ _ 11. 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 ha

4、ve to be quiet in the library.,祈使句是表示請求、命令、建議等的句子。句子中通常省略主語you ，謂語動詞一律用原形。,祈使句,一、祈使句的肯定式 1. 以行為動詞原形開頭，簡稱Do型。 e.g. Come here. 到這兒來。 2. 以動詞be開頭，簡稱Be型。 e.g. Be quiet, please. 請安靜。 3. 以Let開頭，簡稱Let型。 e.g. Lets go! 咱們走吧!,注意： 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。如果在句尾加please，應該用逗號與前句隔開。 e.g. Go this way, plea

5、se. 請這邊走。,二、祈使句的否定式 1. Do型和Be型的否定式是在句首加dont。 e.g. Dont sit here. 不要坐在這兒。 Dont be late. 別遲到。 2. 以let開頭的祈使句，其否定式有兩種： 一種是直接在句首加dont，另一種是 “l(fā)et + 賓語 + not +動詞原形+ (其他)”。 e.g. Dont let him go. 不要讓他走。 Lets not go there. 咱們別去那兒。,肯定祈使句 否定祈使句 Sit down. Come in. Eat at home. Listen to music outside. 5. Do your

6、homework at school.,Dont sit down.,Dont come in .,Dont eat at home.,Dont listen to music outside.,Dont do your homework at school.,Examples,注意： “No+名詞/動詞ing形式”表示禁止或規(guī)勸，常用于公共場所。 e.g. No photos! 禁止拍照！ No smoking！ 禁止吸煙！,將下列句子翻譯成英語。 1. 請看這幅圖畫。 2. 不要在教室里跑。 3. 讓我們幫助他。,Please look at the picture. / Look at

7、the picture, please.,Dont run in the classroom.,Lets help him.,4. 在圖書館保持安靜。 5. 上課不要遲到。,Be quiet in the library.,Dont be late for class.,Library Rules Dont talk. _ _ _,3a Write the rules for the school library.,Dont listen to music.,Dont eat or drink.,Dont take photos.,方法指導： 1. 由圖示可知都是一些禁止類的祈使句。 2. 可

8、知應用“Dont + 動詞原形”句子。,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 music? (we/can/i

9、n the hallways) Q: _ A: _ 4. Wear a hat? (we/can/in the classroom) Q: _ A: _,1. 根據例句，可知要求我們造一般疑問句并根據實際情況進行回答。 2. 先確定句子的主語。 3. 再確定用情態(tài)動詞還是用助動詞來構成疑問語序。 4. 根據實際情況做出肯定或否定回答，答語的主語要與問句保持一致。,方法指導,2. Eat? (he/have to/in the dining hall) Q: _? A: _ 3. Listen to music? (we/can/in the hallways) Q: _? A: _ 4. We

10、ar a hat? (we/can/in the classroom) Q: _? A: _,Then answer the questions.,Yes, he does.,Does he have to eat in the dining hall,Can we listen to music in the hallways,No, we cant.,Can we wear a hat in the classroom,No, we cant.,At my dream school, we dont have to come to school every day. ,We can eat

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

12、 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.,Report,Great! Jims school is the coolest.,Discuss and make rules for the computer room in your school.,Computer Rules _ _ _ _

13、_,Group work,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.,Report,Computer Rules _ _ _ _ _,We must be quiet in the computer room.,Dont eat or drink in the computer room.,Dont run in the computer room.

14、,Wear slippers in the computer room.,Clean the computer room every day.,1. He has to eat breakfast quickly. (改為一般疑問句) _ 2. Play volleyball after class. (改為否定句) _,句型轉換。,Does he have to eat breakfast quickly?,Dont play volleyball after class.,3. We can wear sports shoes in class. (改為一般疑問) _ 4. Dont arrive late for class. (改為同義句) _ 5. Eric has to do h