【正文】
e? Yesterday we leave this as our project. Can you show it to the class now.” Then let the students show their drawings to the class. Ask the students to explain their invention in English to the class. Step2. Listen to the tape and answer the following questions: did the teacher ask us to think about? is Jenny’s invention? Step3. Read the text silently and check the answers. Let the students discuss the main idea of the passage in details Step4. Listen to the tape again. Then let the students tell the main idea in their own words. Step5. Talk about Jenny’s invention. What do you think of her idea? Can you give her any good ideas? Step6. Come to the second . Ask the students the questions: Is Li Ming’s advice the same as th e ideas that you give Jenny? Wh