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 / about

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 learn the main idea of

　 　 　 　 　 　　the comic strip.

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.

　 　 　 　 　Step 1: Warm-up: To raise students’ interest, get students thinking and

　 　 　 　 　 　 　 　 　 talking about robots:

　 　 　 　　①　 　　Have you seen robots in the films?

　 　 　 　　②　 　　What kind of robots do you know?

　 　 　 　　③　 　　Do you like robots? Why?

　 　 　 　　④　 　　What do you think robots can do for you?

　 　 　 　　⑤　 　　Would you buy a robot in the future? Why?

　 　 　 　　Step 2: welcome to the unit

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.

3.　 　 　 To learn some of the advantages of robots

2.　 　 　 To talk about what a robot can do