英语七年级下册Module3 Natural elementsUnit 6 Electricity精品ppt课件

这是一份英语七年级下册Module3 Natural elementsUnit 6 Electricity精品ppt课件，共24页。PPT课件主要包含了a teacher，a cook，a doctor，情态动词等内容，欢迎下载使用。
I can share my knwledge with yu. I can help yu slve prblems with yur studies. I must crrect hmewrk every day. Wh am I?
I can taste different kinds f fd every day. I can ck delicius dishes. I must wash my hands befre I wrk. Wh am I?
I can catch the thief. I can fight with the bad persn. I must prtect yu and make sure yu are safe. wh am I?
I can save peple’s lives. I can take care f peple. I must d my jbs very carefully. wh am I?
Grammar: Mdal verbs
I can ride a bicycle. Can yu d that?
Yes, I can.N, I cannt/can’t.
A can and cannt
Nw read the fllwing sentences.
表示能力，“能，不能”
Hi and L are talking abut themselves. What are they saying? Read their cnversatin and then cmplete the statements belw with can r cannt.
a. A man is ging t see his bss. He is standing at the drway.
May I cme in?
What wuld yu say in these situatins?
b. A student is ging t ask the teacher a questin.
May I ask yu a questin?
c. A by is thirsty. He is asking his mther fr smething.
May I have sme water?
d. A shp assistant is serving a custmer.
May I help yu?
B may and may nt
表示请求和允许，“可以”
Daisy is nt feeling well tday. Benny is at hme with her. Read their cnversatin belw. Fill in the blanks with may r can.
What d these signs mean?
（Yu mustn’t smke here.）
（Yu mustn’t climb this ladder.）
（Yu mustn’t swim here.）
（Yu mustn’t use yur mbile phne here.）
C must and must nt
I must g t bed early.
I must take the medicine n time.
I must nt g ut alne.
I must nt share cups with thers.
Jhnny’s father is talking t Jhnny abut safety at hme. Wrk in pairs. S1 is Jhnny. S2 is Dad. Fllw the example.
Wrk in pairs t practice the dialgues.
1 S1: May I put the meat in the fridge?S2: N, yu may nt. Yu must cver the meat. Then yu may put the meat in the fridge.
2 S1: May I g t bed?S2: N, yu may nt. Yu must lck the dr. Then yu may g t bed.
3 S1: May I a bath nw?S2: N, yu may nt. Yu must test the water. Then yu may take a bath.
4 S1: May I g ut nw?S2: N, yu may nt. Yu must tidy up. Then yu may t ut.