(
课件网) Unit 3 Language in use Module 1 Wonders of the world 1. review the simple present tense, the simple past tense, the present continuous tense, the past continuous tense, the simple future tense and the present perfect tense; 2. use the above grammar properly. By the end of the class, we will be able to: 学习目标 1. I visited the Giant’s Causeway two years ago. 2. It produces electricity for millions of people in China. 3. I’ve never seen it, so I’m not sure I agree with you. 4. I looked into the east - the sky was becoming grey. 5. You’ll get there in five minutes. 6. Am I going the right way 一般现在时 现在完成时 现在进行时 一般过去时 一般将来时 一般过去时 过去进行时 Language practice 新课讲授 (1)No + v.-ing/ n.! e.g. No talking! No photos. (2)否定祈使句。 e.g. Don’t jump. (3)情态动词must表示“禁止”。 e.g. You mustn’t swim here. (4)can’t表示“不允许”。 e.g. You can’t make any noise. (5)You aren’t allowed to …表示“不允许对方做某事”。 e.g. You aren’t allowed to smoke here. “禁止做某事”句型 e.g. Be quiet, please. 请安静。(请求) Watch your steps. 走路小心。(警告) Stand up! 起立!(命令) 祈使句用来表达叮嘱、劝告、希望、禁止、警告、请求或命令等。祈使句最常用来表达命令。 新课讲授 祈使句 祈使句的特点: 新课讲授 (1) 祈使句一般没有主语,因为说话的对象都是第二人称“你”或“你们”,所以也可以理解为省略了主语you。祈使句句末用句号或惊叹号,句子读时用降调。 e.g. Come on! 加油! (2) 以动词原形开头,无时态和数的变化。祈使句的否定形式是在动词原形前加don’t。 e.g. Don’t cry. 别哭了。 1、概念:表示过去某个时间里发生的动作或状态;过去习惯性、经常性的动作、行为;过去主语所具备的能力和性格。 2、标志词: yesterday, last--, --ago, in1998, in the past,the other day, just now... 3、动词形态: ①规则变化 ② 不规则变化 一般过去时 动词的后面直接加-ed watched 以不发音的字母e结尾的动词,在单词后直接加-d lived 重读闭音节单词需双写最后一个辅音字母再加-ed stopped shopped 以辅音字母+y结尾的动词变y为i,再加-ed。 studied 1、概念: 1) 表示动作到现在为止已经完成或刚刚完成。 2)表示从过去某时刻开始,持续到现在的动作或情况, 并且有可能会继续延续下去。 2、标志词:already, yet, ever, never, since+过去时间点, for+一段时间等 3、动词形态: have/has + 过去分词 现在完成时 4. _____ the problem _____ (talk about) at the meeting tomorrow 5. Who _____ (invite) to give a report about great inventions next Friday 6. —When _____ the work _____ (finish) —In two days. Will be talked about will be invited will be finished A new classroom will be built. build buy change 2.Look at the pictures and describe the new classroom that will be built. Use the words in the box to help you. 时态 一般疑问句式 否定句式 一般现在时 Do I / we / you / they + do … Does he / she / it + do … I / We / You / They + do not (don’t) + do … He / She / It does not (doesn’t) + do … 一般过去时 Did I / we / you / he / she / it / they + do … I / We / You / He / She / It / They + did not (didn’t) + do … 各种时态中一般疑问 ... ...