八年级仁爱英语下unit6_topic2_sectionA课件.ppt

* Let’s go and explore the Ming Tombs. She was visiting the Great Wall when I called her. I called her when/while she was visiting the Great Wall. rain/arrive watch/ring write/ knock at Make sentences after the example according to the pictures，using “while” or “when”. read/come in They were visiting the Palace Museum while I was working at school. cook/play run/swim dance/sing Make sentences after the example according to the pictures，using “while”. have/climb 1. While they____________, the bell rang. (talk)2.____________ I was doing my homework, my mother came back home yesterday. 3.While he ___________ (write), I ___________ (do) my homework. were talking When/While was writing was doing when, while引导的时间状语从句主句和从句分别使用什么时态呢？ __________ when __________ __________ while___________ 主句 从句 主句 从句 进行时态 一般时态 一般/进行时态 进行时态 1.I was just reading a book when she came into my room. 这句话当中的came可以换成was coming吗？为什么？ 不能，因为come是非延续性动词，无进行时态。 2. Were you writing when the teacher came in? While/when Jim was mending his bike, Lin Tao came to see him. 从这两个例子当中可以总结出_______后面必须跟延续性动词， ________后面既可以跟延续性动词也可跟非延续性动词。 3.你能举出几个非延续性动词的例子吗？ learn, work, walk, keep, have, wait, watch, sing, read, sleep, live, stay 延续性动词 open, die, close, begin, finish, come, go, move, borrow, lend, buy 非延续性动词 while when 1. While she ________ (cook) dinner, I ________ (come) into the kitchen. 2. It ________ (rain) heavily when I _____ (get) there last night. was cooking came was raining got 3. While the students of Class One __________ (do) some cleaning, we ________ (leave). 4. The boys ____________ (study) English when their mother ________ (go) out. 5. When I ________ (see) him, he ________ (read) a newspaper. 6. While he ________ (write), I ________ (do) my homework. were doing left were studying went saw was reading was writing was doing Listen to 3 and choose the best answers. 1. There a