人教新目标版英语七年级下册Unit4SectionAGrammar-3C课件

1. 能使用目标语言谈论学校、图书馆的规则。 2. 会读会写句型：Can we eat in the classroom? Yes, we can./No, we can’t. Does he have to wear a uniform at school? Yes, he does./No, he doesn’t. What do you have to do? We have to be quiet in the library. Don’t run in the hallways. Don’t fight. What are the rules? We must be on time for class. Can we eat in the classroom? No, we can’t, but we can eat in the dining hall. Can we wear a hat in class? Yes, we can./No, we can’t. Does he have to wear a uniform at school? Yes, he does./No, he doesn’t. What do you have to do? We have to be quiet in the library. Grammar Focus 2祈使句的否定句怎么样构成的？肯定句呢？一般什么情况下使用祈使句？ 1圈出情态动词，情态动词在用法上有什么共同点？ 3can在本单元主要表示什么含义？它还可以表达什么意思？ 4have to在句法上与其他的情态动词的区别 祈使句： 1.功能-----表示请求、命令、叮嘱、号召、 劝告等的句子; 通常省略说话的对象you 2.分类 -----祈使句有肯定和否定两种 3.构成：肯定以动原开头 否定在动词前加don”t Grammar 语法 Library Rules 1. Don’t talk. 2. __________________ 3. __________________ 4. __________________ 3a Write the rules for the school library. Don’t listen to music. Don’t eat or drink. Don’t take photos. 方法指导： 1. 由图示可知都是一些禁止类的祈使句。 2. 可知应用“Don’t + 动词原形”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 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: ____________ Yes, he does. Does he have to eat in the dining hall Can we listen to music in the hallways No, we can’t. Can we wear a hat in the classroom No, we can’t. Now, it’s your turn! At my dream school, we don’t 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! can 能，能够 （表示许可） —Can I sit here? —No, you can’t. 我可以坐这儿吗？ 不, 你不能。 can 能，会 （表示能力） —Can you play basketball? —Yes, I can. 你会打篮球吗？ 是的, 我会。 have to 必须，不得不 don’t / doesn’t have to 不必 你不必在上午七点前到校。 You don’t have to be school before 7:00. 他们在学校必须做什么呢？ What do they have to do at school？ 我们要保持安静。 We have to be quiet. 根据句意，用can和can’t填空。 1. Mr Green_______ smoke here because there’s a sign on the wall. It says “No smoking.” 2. It’s very hot outside. You______ wear a hat. can’t can 3. We _______ eat in the classroom because it’s impolite to teachers. 4. I ______ go to bed after 11:00 on school night. 5. The students _____ read books and magazines in the library. can’t can can’t 用have to或has to填空。 1.We ________ clean our classroom after school. 2.She _________ make her bed after getting up. 3.It’s late. Mr Beckman ______ go to work by car. 4.Emily and Peter join a music club. They _______ practice the guitar every day. have to have to has to has to 我都 学 会了 ! 本课句型 Rules school rules family rules -Do you have to…? -Yes, I do./No, I don’t. Don’t have to/ don’t have to -Does he/she have to…? -Yes, he/she has to… No, he/ she doesn’t have to… 二、按要求完成下列各题 1. —Can they join the sports club? （补全肯定答语） —Yes, ______ _____. 2. You can’t swim in the river. （改为祈使句） _______ ______ in the river. 3. Dance with them here. （改为否定句） _______ _______ with them here. they can Don’t swim Don’t dance 4. I have to get up early on the weekend. （改为否定句） I ______ _____ ____ get up early on the weekend. 5. I have to do my homework. （就画线部分提问） ______ ____ you have to ____? don’t to have What do do 将下面的句子改为祈使句，每空一词。 1. You can come in. ______ ____, please. 2. I can help you. _____ me ______ you. 3. You can’t eat in class. _______ _____ in class. 4. You can’t be late for school. ______ ____ late for school. 5. You can’t take photos here. ____ photos here. Come in Let help Don’t eat Don’t be No 1. 不要在上课时听音乐。 __________________________ 2.上课不要迟到。 ___________________________ 3. 我们必须准时。 ___________________________________ 4. 不要在教室里吃东西。 ________________________________ 5. 不要在楼道里跑 。 _________________________________ Don’t listen to music in class. We must be on time. 三、将下列句子译成英语。 Don’t run in the hallways. Don’t arrive late for school. Don’t eat in the classroom. 1.–我们可以在课堂上戴帽子吗？ -____ we ____ ____ _____in class? - 是的，我们可以。/不，我们不可以。 - -__,____ ____./____，____ _____. 2.–他不得不在学校穿制服吗？ -Does he___ ___ wear a uniform at school? -是的，他不得不。/不，他不用。 -__,____ ____./____，____ _____. 3.–你们不得不做什么？-What do you____ ____do? -我们不得不在图书馆里保持安静。 -We____ ____ ___ ___in the library. Can wear a hat Yes we can No we can't have to Yes he does No he doesn't have to have to be quiet What is your ideal school like? What are the rules in your ideal school? Write a composition about it.