1、Dont eat in class.,Whats the rule?,Do my homework first when I get home.,Whats the rule?,I must read a book before I can watch TV.,Whats the rule?,Play basketball only on weekends.,on weekends,Whats the rule?,make dinner, every day,I have to help mom make diner every day.,Whats the rule?,I have to p
2、ractice the violin for an hour after dinner.,after dinner, for an hour,Dear Dr. Know, _ you help me? Im not happy because there are too many rules at home. Every morning, I _ get up at six oclock. At school, I _ wear a school uniform, and I _ keep my hair short. After school, I _ play with my friend
3、s or watch TV because I _ do my homework. I _ relax on weekends either because I _ learn to play the piano. I never have fun, what _ I do? Zhao Pei,3a Complete Zhao Peis letters to Dr. Know using have to / must, can / cant.,明确must, have to, can, cant的用法：must强调主观上的需要； have to强调客观上的需要。can可以；cant不可以。 2
4、. 先通读全文，理解短文大意。 理解每句话的意思，根据语境确定用哪一个情态动词。 寻找句子中有标志性的单词。如看到or，either等词，可知本句应是否定句。 5. 最后，再通读一遍短文，看有没有错误或不通顺的地方。,Dear Dr. Know, _ you help me? Im not happy because there are too many rules at home. Every morning, I _ get up at six oclock. At school, I _ wear a school uniform, and I _ keep my hair short.
5、 After school, I _ play with my friends or watch TV because I _ do my homework. I _ relax on weekends either because I _ learn to play the piano. I never have fun, what _ I do? Zhao Pei,have to,Can,have to,must,Check the answers.,must,cant,cant,must,can,3b Complete the chart with the rules in your h
6、ome and school. Check the rules you think are unfair.,I cant go out on school nights.,I must do the homework first after school.,I cant watch TV before I practice the piano.,I have to wear the uniform at school.,I have to keep my hair short.,I cant see friends on school days.,I must get up before 6:
7、30 and practice English.,I cant be noisy or eat in class.,Write a letter to Dr. Know. Tell him about all the rules and how you feel about them.,1. 先对3b中自己所写的在校及在家的规则进行整理，将在家里的规则及在学校里的规则分别放在一起。 2. 先将在家里的规则写成一段连贯的文字，再将在学校里的规则写成一段连贯文字，表明自己对这些规则的感受。 3. 注意开头可写“Can you help me? ”来表明自己求助的目的。并注意写清自己求助的原因。 按
8、书信的写作格式，写好开头及结尾。并再将整个信件再通读一遍。,Dear Dr. Know, _ Li Yan,Can you help me? Im not happy because therere too many rules in my life. I must get up before 6:30 and practice English every morning. I cant go out on school nights. I cant meet friends on school days. I must do my homework first after school. I
9、 cant watch TV before I practice the piano. I have to wear the school uniform at school. I have to keep my hair short. I cant be noisy or eat in class. What can I do?,One possible version,1 Fill in the blanks with the words in the box.,arrive late, listen to, be noisy, follow the rules, be strict,My
10、 name is Timmy the Mouse. I must get up early at 6:30 a.m. every morning. Then I have to go to the kitchen to get food for Grandpa. I never _ to the kitchen because I have to get there before the cat gets up. My grandpa always tells me I cant _. I _ him because I dont want the cat to get me! My gran
11、dpa _ with me, but I think its best to _.,listen to,isnt strict,be noisy,arrive late,follow the rules,Suppose you are the little mouse. Retell your story to your partners.,My names Timmy the Mouse. I must,get up, 6:30,go to the kitchen,arrive late, get up,grandpa, be noisy,listen to, get me,strict w
12、ith, follow,2 Use can/cant, have to/must and dont to write about the rules at school. Write two sentences for each rule.,arrive late/ class _ 2. listen/ teacher_,Dont arrive late for class. We cant arrive late for class.,We must/ have to listen to our teachers at school.,3. be noisy/ library_ 4. spe
13、ak English/ English class_ _ 5. eat/ dining hall _,We must/can speak English in the English class.,We cant be noisy in the library. Dont be noisy in the library.,We must/can eat in the dining hall.,1. wear uniforms, at school _ 2. clean my room, every Sunday _,We must wear uniforms at school.,I must
14、 clean my room every Sunday.,Make more sentences.,3. go to a movie, on school nights _ 4. leave dirty dishes, after dinner? _ 5. drive, before, eighteen _,I cant leave dirty dishes in the kitchen after dinner.,Dont go to a movie on school nights.,You cant drive before youre eighteen.,keep + 名词/代词 +
15、形容词 意为“保持处于状态”We must keep our classroom clean every day. 我们必须每天保持教室干净。 How can you keep the fruit fresh? 你是怎样保持水果新鲜的？,Language points,2. learn 学习；学会 (1) learn + 事物 Ms. Wu helps me to learn English on weekends. 吴老师周末帮我学习英语。 (2) learn to do sth. 学习做某事 Lets learn to play chess after class. 让我们下课后学习下棋吧
16、。,1. 我不开心因为有太多的规则。Im not _ because therere _ _ rules. 2. 在学校里我们必须保持头发很短。We _ _ our hair _ at school. 3. 放学后，我不能看电视或打篮球。I _ watch TV _ play basketball _ school.,after,happy,cant or,too many,填上正确的单词，补全句子。,must keep short,Exercises,4. 在星期六我也不能休息，因为我必须要学习钢琴。I _ _ on Saturday _ because I _ _ _ _ play the piano. 5. 老师对我们很严格。Our teachers _ _ _ us.,have to learn to,cant relax,are strict with,either,2. If you are Dr. Know. Write a short letter to Zhao Pei.,1. Retell the story of Timmy the Mouse to your parents at home.,
