江苏省扬中市同德中学八年级英语上册 8A Unit8 Natural disasters 导学案4（无答案）（新版）牛津版(1).doc

8a unit8 natural disasters 【教学目标】学习过去进行时态的各种句型。【学习重难点】过去进行时的应用。【学习过程】一、课前预习导学1.写出下列单词的现在分词：play_step_hide_discuss_plan_wait_buy_try_run_shop_begin_sit_search_mop_2.预习现在进行时与过去进行时的基本构成方法。二、课堂学习研讨（一）过去进行时的基本构成方法：was/were+doing （二）讲解过去进行时：(1) 表示过去某一段时间内一直进行的动作。时间状语: from 8: 00to 9:00 last night等，也可由上下文暗示。(2) 表示在过去某个时间点发生的事情。时间点如：then, at 8 oclock last night, when i was sleeping等。 what was she doing at nine oclock yesterday? (介词短语表示时间点) when i saw him ,he was decorating his room. (when从句表示时间点) （4）通常不能用于过去进行时的动词（见课本p123）改错：1.i was knowing the answer._ 2.i wasnt understanding him. _(5)句型：肯定句：主语+was/were+doing+其它否定句：主语+was/were+not+doing+其它一般疑问句：was/were+主语+doing+其它? 肯定回答：yes,主语+was/were.否定回答：no,主语+wasnt/werent.特殊疑问句：特殊疑问词+was/were+主语+doing+其它? （三）知识点1.terrible adj. terribly adv. 昨晚，第九大街发生了一起可怕的交通事故。 a _ _ _ _ on _ street last night. 今天他病得很厉害。 he is _ _ today.2.break v. 打破，破碎 broke （过去式）broken adj. 打破的，损坏的老师正在努力查明谁打破那扇窗子。the teacher is _ _ _ _ _ _ the window? break down 坏掉，出毛病=be broken=dont work上周我的电脑坏掉了。my computer _ _ last week.=there _ _ _ _ my computer last week. = my computer _ _ last week.3. hit(击中，打) 过去式 hitthe car almost hit you,_?(反义疑问句)hit sb in/on +the +部位 （软部位用in 硬部位用on）他打了那个小偷的脸。he _ the thief _ _ face.没有人知道谁打了那个强盗的鼻子。nobody _ who _ the robber _ _ _ .三、课堂检测 （一）用动词的适当形式填空: 1.i _ (have) my breakfast at half past six yesterday morning.2.mary _ (go) over her lessons from six to seven last night. john and peter _(do) the same thing.3.what _ you _ (do) at that time?we _ (watch) tv.4.was your father at home yesterday evening? yes ,he was. he _ (listen) to the radio.5.they _(not make) a model ship when i _(see) him.6. _ they _ (have) a meeting at 4 yesterday afternoon?no, they _. they _ (clean) the classroom.7._ it _(rain) when you left school? yes, it _. 8.what _ your father _ (do) when he _(be) your age?9.one day, edison _ (wait) for a train to arrive, and suddenly a little boy _(run) to the track(轨道) to play.10.what_your father _ (do) yesterday evening? he _(study) at the evening school.（二)按要求进行句型转换1. we were having a pe class at four yesterday afternoon.(改为否定句)we _ _ a pe class at four yesterday afternoon.2. i was reviewing my lessons at eight last night.(改为一般疑问句，做肯、否回答，对划线部分提问)_3. he ran in the park .(用at this time yesterday改写)_4. they were playing computer games at nine last night.( 对划线部分提问)_5. i was reading a novel at three yesterday afternoon in the library.( 对划线部分提问)_（三)翻译下列句子1）地震开始的时候，很多人正在床上睡觉。many people _ _ in the bed when the _ _.2）你昨天这个时候在干什么？我在搜索因特网。_ _ _ _at this time yesterday? i_ _the internet.3）老师进来时，学生在小声说话吗？是的。_ the students_ softly when the teacher_ _the classroom? yes,_ _.4）当我看电视的时候，我弟弟在玩电脑游戏。_ i _ _ tv, my brother_ _ computer games.5) 当他们在一家咖啡店闲聊时，突然听到一声像打雷似的巨响。_ they _ _with each other in a coffee shop, they suddenly _ a loud noise_ _.四、 作业布置一)用所给动词的正确形式填空1. i _(play) the computer game at this time yesterday.2. she _(watch) tv on the sofa at eight oclock last night.3. eddie _(have) supper at seven oclock yesterday.4. we _(make) a snowman from 3.00 to 4.00 yesterday afternoon.5. i _(see) you in the street yesterday, tom. what _ you _(do)? -oh, i _(call) my friend.二)首字母填空1. to save the children in the fire, several firemen lost their l_.2. there was a big fire in that shopping mall. many people hurt their arms and legs. -it sounds t_.3. it was snowing h_. the snow covered here and there quickly.4. a big snowstorm h_ our city last night. luckily, no one was hurt.三)句型转换1. i was doing my homework when it began to snow.（提问） _ _