河北省唐山市开滦第二中学高中英语 Unit3 inventors and inventions 第3课时导学案 新人教版选修8(1).doc

河北省唐山市开滦第二中学高中英语 unit3 inventors and inventions 第3课时导学案 新人教版选修8【学习目标】help the students learn how to talk about inventions and discoveries.【重点难点】enable the students to talk about the different information .【学习内容】ask the ss to guess about the content of the passage from the title.let the ss to judge the right order of stages of inventions. 课前预习 translate the following into english.1) 辨别_2) 专利发明_ 3) 偶尔 _4) 火药 _5) 指出 _ 6) 突然地 _ 7) 立方体_ 8) 着手_ 9) 香水_ 10) 期望 _ 11) 方便的_12) 被动的 _ 13) 监控,班长_14) 标准 _ 15) 文件 _16) 小心谨慎_课堂学习skimming1. summarize the main idea of the test:the text narrates the p_ of the snakes and presents the p_ of catching them and applying for a p_.2. order the stages that the inventors must go through again according to the text.(1)_ (2)_(3)_ (4)_(5)_ (6)_careful reading1. read the text carefully and answer the following questions.1) what was the mother upset about?2) why was the writer happy to help her mother?3) what are the three creative steps to put the frozen bowl over the snakes habitat _. to put the frozen bowl over the snakes habitat_. to put the frozen bowl over the snakes habitat in the evening and carry _ to collect the snakes without harming them _. finish the following sentences according to the text and try to understand them.1)snakes come near the house _, and they seem to have made their home here.can you _them please?2)here was a chance for me to _myself by inventing something that would catch snakes but not harm them.3)the first thing i tried to do was to see if there were _that might help me, but there only seemed to be _kill snakes. 4)i _researching the habits of snakes so i could trap them in the easiest way.5)luckily these _ were small and that made _easier.6)between the outside and inside walls of the bowl there is some _, which _ hard when cooled. i put the bowl into _ and waited for 24 hours. at the same time i prepared some_.7)the next morning i got up early before the sun was _. i placed _over the snakes _.8)they _disappeared into a _hole in the wall.9)then i _ the bowl with the bucket and left everything _.10)but once _, they tried to bite me.11)as they were _, i clearly needed to _again.12)my third_ repeated the earlier_. this was in the _that the snakes would bite again.but _ , the snakes _ be no trouble and all went _ plan.13)i collected the _ and the next day we _ them all back into the wild.14)pressed by my _ , i decided to send my _ to the _ office to get _ for my successful idea.15)the_ are so strict that it is difficult for _ to be accepted unless they are _.重点句型句式重点句型1. the first thing i did was to see if there were any products that might help me, but there only seemed to be powders designed to kill snakes. 我所做的第一件事就是看看有没有现成的产品能帮助我。但是，看来只有一种毒杀蛇的药粉。在there be结构中，be的人称与数应遵循就近原则。there was a bucket of water and two chairs in the corner of the house.在房子的角落里有一桶水和两把椅子。there are two chairs and a bucket of water in the corner of the house.在房子的角落里有两把椅子和一桶水。联想拓展there be的常见形式有：there seems to be.there happens to be.there used to be .etc.高手过招根据句意在横线上填入适当的单词（原创）the child seems (be) healthy, but the doctor is concerned. it seems to me theres something funny about the case.there doesnt seem (be) much hope that hell come. 2. .but it was not until five days later that bell sent his first telephone message to his assistant watson. 但是贝尔是在五天以后才跟他的助手华生通了第一次电话。该句是“it is/was not until+被强调部分+that+其他”结构。句中用了“not .until .”的强调句结构，此句型只用until，不用till。但如果不是用在强调句型中，till与until可通用；另外主句中的否定词not 要提出来，放在until之前一起强调，因此that后面的从句要用肯定句，不能再用否定句。he didnt go to bed until/till his wife came back.=it was not until his wife came back that he went to bed. 直到他的妻子回来他才睡觉。温馨提示not until置于句首时，要用部分倒装句型，这时要注意从句不倒装，只倒装主句。not until last week did they find the lost bike. 直到上个星期他们才找到丢失的自行车。not until my son had entered the university did he realize the importance of time.我的儿子直到上了大学之后才意识到时间的重要性。高手过招单项填空it was midnight back home after the xperiment. a. until; that he went b. until; that he didnt goc. not until; that he didnt d. not until; that he wentnot until i began to work realize how much time i had wasted. a. didnt i b. did i c. i didnt d. i【课后作业与练习】.单选1.-my brother _from shanghai last night, saying he would offer me a job. - congratulations! a. called on me b. called me up c. called me off d. called me in2. - can you _ the different musical instruments playing now? - of course. i can even play all of them. a. recognize b. speak c. judge d. distinguish3. we have to _ his bad temper because he is a bit annoyed these days. a. admit b. appreciate c. bear d. accept4. for all these years i have been working for others. im hoping ill_ my own business someday. a. turn up b. fix up c. set up d. make up. 用所给短语填空call up now and then in case dive into set out to (do) get through in truth hang on out of order ring back ring off set about 1 it turned out that the newcomer was _ a spy.2 i wont _ my brother unless something unexpected happens. 3 please _. i will go and get her. 4 our freezer is _ again. wed better buy a new one instead of repairing it. 5 last winter that writer _ writing a new long novel. 6 the police _ investigate the cause of the fire. 7 please take your credit card with you _yo