Unit 4 Astronomy: the science of the stars（Listening, Speaking and Writing）

1.the ss will hear different ideas about gravity of three scientists, and then fill in the blanks. t: have you heard of isaac newton? how much do you know about him? s1: he’s english.s2: he set up an idea which is called “gravity”. t: what’s his idea about?s3: gravity made everything fall back to the earth. t: have you heard of albert einstein?s4: yes. he’s a jew. and he’s famous for his theory of relativity. t: how much do you know stephen hawking?s5: sorry, not very much. i know him just from the passage on page64,workbook..t: it doesn’t matter if you don’t know them much. today we’ll get more information about them. turn to page30. go through part1 quickly.2.listen to the tape three or four times and pause where it’s necessary. then check the answers with the whole class. t: are you ready? let’s listen for the first time. please pay attention to the date.(play the tape.) t: have you got the answers?s1: yes. isaac newton lived from 1642 to 1727. albert einstein lived from 1879 to 1955. stephen hawking was born in 1942.t: let’s listen to the tape again. please pay attention to the idea.(play the tape again.) t: have you got the answers? s2: yes. isaac newton: everything falls back to the earth because of a pull called gravity.s3: albert einstein: gravity is different in space.s4: stephen hawking: black holes would eat stars and they may also push stars out into space.t: excellent answers! have you got other information? or, what was their gravity about?s5: newton’s gravity is about earth. s6: einstein’s idea about gravity was about universe.s7: hawking’s idea was about black holes. t: i think we’ve solved this problem. now read four sentences in part2, decide which the best idea is. if you are not sure, we will listen to the tape for the last time.(after play the tape.) t: which one is the best? s8: no.3.t: why no.3? what’s wrong with the other three?s9: our listening passage didn’t mention how three men made mistakes. it only mentioned that other scientists found they made mistakes. so no.1 is not correct.s10: no.2 is not true because the three scientists wanted to explain how the universe worked and not how it began..s11: no.4 is too general and it doesn’t give enough details.t: your explanations are enough. so we choose no.3. then turn to page62, listening.step iii listening (wb p62)1.part1. t: who’s yang liwei? s1: he’s our hero who traveled into space on october15,. t: what’s the name of the spaceship?s2: shenzhou v.t: do you know what education and experience you need to become an astronaut?