【正文】
ching procedures: Step 1. Listening and speaking 1. Listen to the tape and answer the questions. (1) What did Qian Xuesen study first? (2) What experience did he get in America that was very useful for China? (3) What was Qian Xuesen’s achievement when he returned to China from America? (4) How has he been honoured in China? (5) How did Steve honour him? Step 2. Speaking 1. Ss discuss what scientific job they will do in the future in pairs by using the questions and expressions on Page 6. 2. Ask some Ss to talk in class. Step 3. Listening and talking 1. Play the tape for the Ss to listen and finish the exercises in the workbook, pause from time to time if needed. 2. Check their answers. 3. Work in pairs. Imagine you are going to meet a specialist about a newlyfound flower by using the useful sentences on Page 42. Step 4. Listening task 1. Play the tape for the Ss to get the information of the listening task. 2. Check their answers. Step 5. Homework Prepare the reading task. Period Five Teaching aims and demands: Improve the Ss reading skills and their talent in getting the information. Main points: Reading and reading task Difficult points: Finding the Euler path. Teaching procedures: Step 1. Revision Revise the past participle used as the attribute and predicative. Step 2. Reading 1. Ss read the passage as fast as they can and then draw the two theories of the universe in groups. 2. Ask the Ss to show their pictures to the class. 3. Ss read the pass