新课标八年级下册unit3课件.ppt

boat on the lake UFO: Unidentified Flying Object Ask and answer in pairs：  Where were you at 6:00 yesterday evening? What were you doing ? 1 in a river swimming 2 in a park playing basketball 3 in a shop doing some shopping 4 at home cooking 5 at home watching TV 6 at home doing my homework Exercises Choose “when” or “while” to fill in the blanks. (1)I was walking in the street ______ the accident happened. (2)______ you have a meeting, you should turned off your mobile phone. (3)______ you have PE class, you should wear sports shoes. (4)______ I was doing my homework, the telephone rang. (5)______ it was raining, the plane took off. (6)______ the teacher was speaking to class, Nick stood up suddenly. A Competition 3:20pm A Competition 3:20pm He was cutting hair at 3:20pm. A Competition 9:40pm A Competition 9:40pm They were having a party at 9:40. What was/ were … doing when the UFO arrived ? Comparing the following sentences: The girl was drawing when the UFO landed. While the girl was drawing, the UFO landed. They were swimming when the alien got out. While the girl was swimming, the alien got out. 9:00 Tom A:What did Jim do at 9 o’clock last morning ? B:He went to school. A:What was Tom doing at the time ? Tom was having breakfast when Jim went to school. B: He was having breakfast. Jim While Tom was having breakfast , Jim went to school. A:What did he do last night? B:He did his homework. A: What was she doing last night? B: She was playing the piano. She was playing the piano when he did his homework. While she was playing the piano ,he did his homework. What was he doing when they swam in the water ? He was doing homework when they swam in the water . While he was doing homework , they swam in the water. Make sentences use “when”and “while” A:While the girl was... B: When the UFO took off the man was... C: … an alien aliens A