Teaching design present continuous tense & past continuous tenseI. Teaching aims and learning objectivesBy the end of the lesson, students should be able to:1. know further information about the ideas, structures, usages of the two tenses and the changing rules of present participles:2. be able to use different tenses in the concrete context;II. Teaching contents1. the differences about the ideas;2. the differences about the sentence structures;3. the changing rules about present participles;4. words or phrases can be used to represent different tenses;III. Focus of the lesson How to use different tenses in the concrete context.IV. Teaching procedures Step1 Presentation1. the ideas of present continuous tense and past continuous tense e.g She is watering flowers. （现在进行时表示目前正在进行的动作）She was watering flowers at nine yesterday morning. What were you doing from 8:00 to 9:00 last night? （过去进行时表示过去某一时刻或某一时间段正在进行的动作）2. the sentence structures of present continuous tense and past continuous tense 怎样构成现在进行时和过去进行时呢？ 现在进行时句式结构：主语+am/is/are+现在分词过去进行时句式结构：主语+was/were+现在分词3. the changing rules about present participles 如何构成现在分词呢？ (1) +ing: listen-listening, speak-speaking (2)-e+ing: live-living, write-writing (3)双写+ing: sit-sitting, run-running, swim-swimming, chat-chatting (4)-ie+ying: die-dying, lie-lying, tie-tyingStep2 Introduction4. the typical words or phrases to represent present continuous tense and past continuous tense (现在进行时及过去进行时的时态标志词) 你知道分别代表现在进行时及过去进行时的时态标志词吗？ 现在进行时：look, listen, now, at present, at the moment, all the time, these days等。
过去进行时：at nine o’clock last night, at that time, at that moment, this time yesterday, from 8:00 to 9:00 last night, those days以及when, while 引导的时间状语从句等Step3 Explanationwhen, while, as1. 当连接同时发生的两个延续性长动作时常用while引导 e.g. While I was watching TV, he was listening to music. Millie was reading a book while Eddie was sleeping.2. 如果短暂性的动作是主句时,可以用when, while 或 as 引导e.g. When/while/as Millie was watching TV, Andy came into the room.3. 如果延续性的动作是主句时，经常用when 来连接e.g. Millie was watching TV when Andy came into the room.4. 如果两个短暂性的动作同时发生,通常用as 连接。
e.g. As Millie sat down on the sofa, Andy came into the room.注：当一个短暂性动作发生的同时伴随着一个延续性的动作,通常用过去进行时来表示延续性的动作,用一般过去时来表示短暂性的动作Step4 ConsolidationI. 单项选择1. You ________. Don’t talk on the phone. (2014 河北)A. will drive B. are driving C. will drive D. have driven2. ---I phoned you at 7:00 this morning. But there was no answer.（2014 烟台） ---Well, maybe I_______ morning exercises at that time. A. did B. was doing C. is doing D. would do3. ---Was Kate at the party last night? （2014 湖南） --- Yes, she _______ a really nice dress. A. is wearing B. was wearing C. would wear D. has worn4. ---Millie, where is Miss Li? (2013 南京) ---She ______ a speech on Chinese art to the first-year students in the hall. A. is making B. makes C. will make D. has made5. My grandmother ______ in Yangzhou now. She was born there and has never lived anywhere else. A. is living B. live C. was living D. will live6. ---Julie, what______ in your hand? （2013 苏州） ---Look! It’s a new iPad for my daughter. A. do you hold B. are you holding C. were you holding D. will you hold7. ---I came here several times, but I didn’t see you. （2013 宿迁） ---Sorry, I______ tennis the whole morning. A. played B. is playing C. was playing D. would play8. ---I saw Mr Smith in the office at ten yesterday morning. （2013 南京） ---That’s impossible. He ______ an English party with us then. A. has B. had C. is having D. was having9. --- I’ve not finished my project yet. （2014 连云港） ---Hurry up! Our friends _______ for us. A. wait B. will wait C. are waiting D. have waited 10. I was very angry with John—he just_______ when I spoke to him. （2014 徐州） A. isn’t listening B. hasn’t listened C. didn’t listen D. wasn’t listening11.--- We couldn’t find you anywhere around 8:00 yesterday evening. （2012 南通） --- I’m sorry for it. My mother and I _______ in the square. A. danced B. will dance C. were dancing D. are dancing12. The students were listening to the teacher while I _______ there. （2013 泰州） A. stayed B. was staying C. am staying D. stay13. Look, many passengers _______ with there smart phones on the underground.（2013 上海） A. played B. will play C. have played D. are playing14. Sally took a photo of her friends while they _______ computer games. （2013 盐城） A. play B. are playing C. have played D. were playingII. 请根据句意从方框中选择合适的动词，并用其适当时态填空。
chat discuss drive make dance1. ---Alan! Why are you so late? ---Sorry! When I_______ home, I met one of my old friends.2. ---Why didn’t you wave good-bye to Kitty just now?---Because she ________to music when I passed by her.3. ---Where’s Tom? He’s wanted on the phone.--- He, with his sisters, _________ a plan in the next room.4. The two travellers about the weather in a traditional English way when they met.5. ---I heard lots of noise from your group, Suzy.---Oh, sorry to have disturbed you. We ________ the history project.Step5 Summary1. the ideas, structures, usages of the two tenses and the changing rules of present participles;2. different tenses in the concrete context.3。