新概念英语第一册课后练习题及答案：119-120

新概念英语第一册课后练习题及答案：119-120 Written exercises书面练习 A Rewrite these sentences using after. 用after把两个句子合并为一。 Example： She went home. She typed the letter. She went home alter she had typed the letter. 1 He dropped the vase. He took it into the living room. 2 He bought another car. He sold his old one. 3 He swept the floor. He dusted everything. 4 She drank the milk. She boiled it. 5 He turned off the television. He saw the programme. 6 He went to bed. He did his homework. B Answer these questions. 模仿例句回答以下问题。 Example： Have you met him? Yes, I have just met him. I had never met him before. 1 Have you seen it? 2 Have you read it? 3 Have you tried it? 4 Have you been there? 5 Have you written a letter in English? 6 Have you watched this programme? C Answer these questions. 模仿例句回答以下问题。 Example： Why didnt you sweep the floor?(She) It was too late. She had already swept it. 1 Why didnt you paint the bookcase?(He) 2 Why didnt you dust the dressing table?(She) 3 Why didnt you telephone him?(You) 4 Why didnt you correct it? (You) 5 Why didnt you shut the door? (They) 6 Why didnt you make the bed? (She) D Write new sentences using after. 模仿例句，使用after改写以下句子。 Example： Did you read the book? Yes, but I saw the film first. I read the book after I had seen the film. 1 Did you go to the doctor? Yes, but I made an appointment first. 2 Did the boss leave the office? Yes, but he finished work first. 3 Did your wife go out? Yes, but she finished the housework first. 4 Did your teacher give you your exercise book? Yes, but he corrected it first. 5 Did your sister go on holiday? Yes, but she took the examination first. 6 Did you buy a new car? Yes, but I sold my old one first. 答案： Lesson 120 A 1 He dropped the vase after he had taken it into the living room. 2 He bought another car after he had sold his old one. 3 He swept the floor after he had dusted everything. 4 She drank the milk after she had boiled it. 5 He turned off the television after he had seen the programme. 6 He went to bed after he had done his homework. B 1 Yes, I have just seen it. I had never seen it before. 2 Yes, I have just read it. I had never read it before. 3 Yes, I have just tried it. I had never tried it before. 4 Yes, I have just been there. I had never been there before. 5 Yes, I have just written a letter in English. I had never written a letter in English before. 6 Yes, I have just watched this programme. I had never watched this programme before. C 1 It was too late. He had already painted it. 2 It was too late. She had already dusted it. 3 It was too late. You had already telephoned him. 4 It was too late. You had already corrected it. 5 It was too late. They had already shut it. 6 It was too late. She had already made it. D 1 I went to the doctor after I had made an appointment. 2 The boss left the office after he had finished work. 3 My wife went out after she had finished the housework. 4 My teacher gave me my ex