江苏省南京市溧水区孔镇中学八年级英语上册 Unit 5 Wild Animals Period 6 Grammar II学案 （新版）牛津版.doc

unit5 wild animalsteaching aims：学习目标学习掌握“because”和“because of”的用法。学习重点本单元语法学习难点掌握“because” 和“because of”的区别教具学具多媒体教育设备 ；讲义 part one预习作业&预习交流：语法回顾exercise one1. if it _ (rain ) , my father _ (take ) me to school in his car next week . 2. tigers _ (hunt ) for their own food if they _ (live) in the wild. 3. if wolves _ (be) in the wild , they _(live) as family groups. 4. if we dont help the wild animals in danger, they _ (die) soonexercise two与if 同样用法的有until ,as soon as ,when after .1. please let me know as soon as you _ (arrive) here tomorrow.2. he _ (not go) to bed until his father comes back.3. he will go back home when he _ (finish) the work.4. he came to see me as soon as he _ (arrive) here yesterday.5. he _ (not go) to bed until his father came back.6. when the duck grew up, it _ (grow) into a beautiful swan.exercise three1.我见到他时，我会把这个消息告诉他的。i will tell him about the news_ i meet him.2他一到江阴，就会打电话给你的。he will call you _he arrives in jiangyin.3我要等到妈妈回来我才会出去。i wont go out _my mother comes back.5. 如果你不认真学习，你就不能通过这次考试。6.如果你要离开，别忘了关灯。part two交流展示&点拨提高：a. 小组合作学习because 是连词，其后接句子；because of 是复合介词，其后接名词、代词、动名词、what 从句等。如： i didnt buy it because it was too expensive. 我没有买是因为它太贵了。 he is here because of you (that). 他为你(那事)而来这里。 he lost his job because of his age. 由于年龄关系他失去了工作。 he knew she was crying because of what he had said. 他知道她哭是因为他说的话。 注意：because of 之后可接 what 从句，但不能接 that 从句或没有引导词的句子。如： 他因病未来。 误：he didnt come because of he was ill. 误：he didnt come because of that he was ill. 正：he didnt come because he was ill. 正：he didnt come because of his illness. 从用法上看 because 所引导的从句除用作原因状语外，还可用作表语。如： it is because he loves you. 那是因为他爱你。 而复合介词 because of 所引导的介词短语通常用作状语而不用作表语。exercise 1. li ming didnt go out for a walk because of the rain.li ming didnt go out for a walk because it _ _.2. li ming wont go to the meeting because he is ill.li ming wont go to the meeting because of _ _.b. 自我巩固学习because 意为“因为”，用来表达原因。后面接句子，回答以why提问的特殊疑问句。xi wang had to look after herself because her mother had another babywhy did xi wang have to look after herself? because her mother had another baby.exercise one 选用 because 或 because of完成下列句子。 1 i went to school late this morning _ i got up late. 2 i didnt go to the zoo last week _ bad weather. 3 daniel wears glasses _ too much computer work.4. i didnt go to the zoo _ the hot weather.5. many animals live in rainforests _ there is lots of food. 6. amy run the other way_ she saw a snake. 7.birds can fly very high _their wings(翅膀).part three 检测反馈：1 i didnt go hiking because of the heavy rain. i didnt go hiking _ _ _ _. 2 she has poor eyesight because she does too much homework. she has poor eyesight _ _ _ _ _.3. _ it was blowing strongly, millie closed all the windows.4. little peter ran to the big tree _ the heavy rain.5. amy often goes to beijing zoo _ she likes animals very much.6. pat has poor eyesight _ working on the computer too much at night.7. the airport is closed _ the bad weather.预习作业 完成书上练习。学案答案：语法回顾part oneexercise one1.rains, will take 2. will hunt, live 3. are, live 4. will dieexercise two1. arrive 2. wont go 3. finishes 4. arrived 5. didnt go 6. grewexercise three1. when 2. as soon as 3. until 4. if you dont work hard, you wont pass this exam.5. if you want to leave, dont forget to turn off the lights.part twoa. 1. was raining 2. his illnessb. 1. because 2. because of 3. because of 4. be