Unit4 Astronomy the science of the stars

Unit4 Astronomy the science of the starsPeriod1Teaching Goals:To arouse Ss’ interest in the knowledge of astronomy and science.To develop Ss’ ability in listening and speaking.Teaching Procedures:Step1. Leading-inGive Ss a few minutes to say sth. about science by asking the following questions.1. Who is the first man in space,do you know?2. Which spaceship did Yang Liwei take to space?3. Do you want to go to space if you are given a chance?Step2 . Warming UpAsk some Ss the questions first and then get Ss to discuss with each other. If time permits,have one or two groups present their answers to the whole class.1. How many science subjects are we studying now?2. Do you have some scientific methods to learn them well?3. As you know, a large number of students want to become scientists in the future. But what kind of qualities and skills do we need to be real scientists?Step3. Talking1. Divide Ss into six groups, and ask them to talk about the request of Talking on p62 and answer the following questions. Different students will give different answers. Make notes of some valuable information and make a conclusion at last.(1) What necessary instructions should be made up for new space travelers?(2) Can you make a list of them?2. Show Ss some beautiful pictures of the universe and say, “Now look at the pictures. How beautiful the universe is! It is also full of mysteries. Have you ever dreamed of flying to the space like Yang Liwei to unlock the mysteries of the universe? If you could, what things should you pay attention to?3. Encourage Ss to give as much information as possible. After the discussion, write down some key words and important expressions on the blackboard to help Ss ...