1.　 Recite the useful vocabulary and comic strip.

2.　　　 post：动词‘邮寄’：. post something for sb.

　Step 4　 Homework:

1. complaint: 不可数名词“抱怨”；可数名词“抱怨的行动或话，投诉”

　　　 complain: 动词：complain to sb.about sth.， complaint that

7.　 Ask some students to act out the comic strip.

　Step 3: Useful expressions

6.　 Listen to the tape for the second time to read after the tape.

5.　 Listen to the tape for the first time to answer two questions.

4.　 Encourage students to talk about if robots are harmful? Divide students into groups to discuss.

　 ①　　 What do robots do harm to human beings?

　 ②　　 Why do they do harm to human beings?

3.　 Ask two students to read the conversation and check mistakes.　

2. Explain the context. Daniel is explaining to Amy what robots can do. Ask students to complete the conversation on Page 19 on their own.

1.　 The purpose of this part is to activate student’s knowledge of robots and generate interests of this topic. Ask one student to read the phrases in the word box at the top of page 19. Make sure that all students 　understand the meanings of the phrases such as ‘do the laundry, explorer dangerous places’ in their own words.