七年级英语下册unit12教案(共5页).doc

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1、精选优质文档-倾情为你奉上学员姓名辅导科目英语年 级初一授课教师课 题七年级英语下册unit 12授课时间教学目标学习一般过去时，规则和不规则动词的过去式的构成，常用的表示过去时的时间状语，用简单的句子描述过去的行为。重点、难点一般过去时的特殊疑问句动词的过去式规则变化和不规则变化考点及考试要求主要考查一般过去时的肯定句、否定句、一般疑问句及其回答、特殊疑问句四个基本句型，动词的过去式。教学内容Section A.词性转换1.beach 复数：beaches 2.sheep 复数：sheep3.nature 形容词：natural4.butterfly 复数：butterflies5.visi

2、t 名词：visitor6.mouse 复数：mice7.baby 复数：babies.短语归纳1.do my homework 做作业2.go to the cinema 去看电影3.go boating 去划船4.by the lake 在湖边5.go to the beach 去海滩6.play badminton 打羽毛球7.visit my grandma 看望我奶奶8.study for the English test 为英语测验而学习备考9.kind of 有点儿10.the Natural History Museum 自然历史博物馆11.stay up 深夜不睡，熬夜12.

3、give back 归还13.be afraid 害怕.用法集萃1.go+doing 去做某事 2.play+球类 玩球（注意中间没有定冠词“the”）.重点句子1. I worked as a guide at the Natural History Museum.我在自然历史博物馆当导游了。“work as + 职业” 意为“做某工作”。 例如： Eric works as a music teacher in the club. 埃里克在那家俱乐部里做音乐老师的工作。2. Really? How interesting! 真的吗？ 真有趣！How + 形容词或副词 + （主语 + 谓语）

4、！ 例如：How interesting the book is! 那本书太有趣了！3. I stayed up late to watch the soccer game. 我熬夜看足球比赛了。4. He lost his keys. But somebody found them and gave them back to him.他丢失了钥匙。但是有人捡到了并归还给了他。5. Baby Mouse was afraid and climbed onto his fathers back.小老鼠很害怕爬到他父亲的背上。be afraid of sb/ sth. 害怕某人/某物 be afr

5、aid of doing sth. 害怕做某事 6. Thats why its important to learn a second language.这就是为什么学会第二种语言很重要。It is + adj. + to do sth.做某事是的。.一般过去时态的特殊疑问句 1. 特殊疑问词 +was/were + 主语+ 其他？ 上个周末你过得怎么样？ _ _ _ _ your last weekend? 昨天下午他们在哪里？ _ _ _ they yesterday afternoon?昨天晚上谁在教室里？ _ _ _ _ in the classroom last night? 昨天

6、你为什么迟到了? _ _ _ _ you late yesterday? 2. 特殊疑问词 + did + 动词原形 + 主语 +其他？ 昨天他做了什么事情？ _ _ _ _ he do yesterday? 上个周末她参观了什么地方？ _ _ _ she _ _ last weekend?你和谁一起去的动物园？ _ _ _ _ you go to the zoo _ _? 他们什么时候到达北京的？ _ _ _ _ they arrive in Beijing?.一般过去时态精讲1. 用法: 过去某个时间发生的动作 例：His mother made some dumplings yester

7、day. 过去某个时间存在的状态 例：Jim was 12 years old. 过去经常或反复发生的动作 例：He often went to swim when he was a child. 2. 与一般过去时连用的时间状语常见的有：Yesterday, last night, in 1990, once, two days ago, the day before yesterday , the other day 3. 一般过去时的四个基本句型 谓语动词是be谓语动词是do，以watch为例肯定句He was in the room yesterday.They watched TV

8、yesterday.否定句He was not in the room yesterday.They didnt watch TV yesterday.一般疑问句Was he in the room yesterday?Did they watch TV yesterday?回答Yes, he was. No, he wasnt.Yes, they did. No, they didnt.特殊疑问句Where was he yesterday?What did they do yesterday?4. 动词的过去式的规则变化 一般在动词词尾加ed 例: want wanted以e结尾的动词，只

9、加d 例: live lived以辅音字母加y结尾的动词，改y为i，再加ed例: study studied以重读闭音节结尾，末尾只有一个辅音字母，双写这一辅音字母，再加ed 例: stop stopped5不规则动词过去式：原形过去式原形过去式am, iswasarewerehave / hashadcomecamedo/doesdidgowentreadread/redknowknewfindfounddrivedrovehearheardseesawsaysaidgetgotmeetmetflyflewbuyboughtdrinkdrankforgetforgotfeelfeltgive

10、gaveleaveleftgrowgrewkeepkepteatatetaketookrunransingsangputputmakemadewritewrotedrawdrewriderodespeakspokesweepsweptswimswamsitsatSection B.词性转换1.fly过去式：flew2.sing 过去式：sang3.swim 过去式：swam4.surprise 形容词：surprised，surprising5.wake过去式：woke6.put 过去式：put7.tell 过去式：told8.leave 过去式：left.短语归纳1.play the gui

11、tar 弹吉他2.go to the library 去图书馆3.in a swimming pool 在游泳池里4. shout at 冲大声叫嚷5.high school 高中，中学6.fly kites 放风筝7.go camping 去野营8.put up 搭建9.make a fire 生火10.tell stories 讲故事11.each other 互相12.go to sleep 入睡13.get a surprise 吃惊14.shout to 呼喊喊叫15.up and down 来来回回；上上下下16.wakeup 把弄醒17.do my homework 做我的家庭作

12、业18.on Saturday morning 在星期六早上19.have a good weekend 周末过得愉快20.the next morning 第二天早上21.work as 以身份而工作22.run away 跑开23.move into 移进.重点句子1. My sister finished high school two weeks ago.我的姐姐二周前高中毕业了。1）时间段+ago 前ago意为“多长时间之前”，是表达过去的时间。它常与一般过去时态连用。We visited the Natural History Museum three days ago. 三天前，

13、我们参观了自然历史博物馆。2）【辨析】before 意为“在之前”，其后可以跟一个时间的点；表示“在某个时间点之前”，但不一定用于一般过去时态。eg： I usually go to school before seven. 我常在七点钟前去上学。 此外，before也可以单独用，意为“以前”，可用于一般过去时态中。例如： I didnt know that before. 以前我不知道那件事情。2. Last weekend was interesting but scary. 上个周末是有趣的但是也是恐怖的。3. There we put up our tents and made a f

14、ire to keep us warm and cook food on.在那儿我们搭起帐篷并且生火来取暖和做饭。keep+ sb./sth. +形容词/副词/介词短语 使保持4. On the first night, we just sat under the big moon and told each other stories.在第一天晚上，我们就坐在大大的月亮下互相讲故事。5. But I was so tired that I went to sleep early. 但是我太累了以致于我早就入睡了。so+形容词/副词+that句子 如此以至于1)句式结构“so + 形容词 +

15、that ”，意为 “如此以至于” Mr. Lis classes are so fun that we all love his classes. 李老师的课如此有趣，以至于我们都喜欢他的课。2)“sothat”可以和“tooto”句式结构互换同义句。eg： Paul is too lazy to go to work.= Paul is so lazy that he doesnt go to work. When we looked out of our tent, we saw a big snake sleeping near the fire.当我们看向帐篷外的时候，我们看到一条大

16、蛇正睡在火堆边。1）see sb. doing sth.看见某人正在做某事2）see/ watch/ feel/ hear sb. doing sth. 看到/观察到/觉得/听到某人在做某事 We can hear water running from the mountain. 我们能听到水从山上流下来的声音。6. I was so scared that I couldnt move.我太害怕了以致于我不能移动。We shouted to our parents to let them know about the danger.我们向父母大叫以便让他们知道危险。let sb. do st

17、h. 让某人做某事7. My dad started to jump up and down in their tent.我爸爸开始在他们的帐篷里来来回回地蹦跳。start to do/doing sth. 开始做某事8. This woke the snake up and it moved into the forest near the lake.这惊醒了那条蛇，那条蛇怕爬进了湖边的树林里。在wake up的后面或中间; 但是如果是跟代词的话应放于 wake up 的中间。如： When do you usually wake up? 早上你常什么时候醒来？Dont speak so loud. Youll wake them up. 不要如此大声说话，你会将他们吵醒。五、教师评定：1、 学生上次作业评价： 好 较好 一般 差2、 学生本次上课情况评价： 好 较好 一般 差 教师签字： 教研主任签字：_ 专心-专注-专业