软件简介： Unit 12 You're supposed to shake hands.
learn
China 
Korea 
America 
Brazil 
Japan 
Pairwork 
A:What are people in China 
supposed to do when they meet 
for the first time 
B:They're supposed to shake hands.
应该
Pairwork 
A:What are people in Korea 
supposed to do when they meet 
for the first time 
B:They're supposed to bow.
鞠躬
A:What are people in …supposed ……