第五课时

　　module 1
　　step 1
　　1. discuss in groups how much information students have got about the invention of tea.
　　2. t: can you reply to the questions?
　　①who invented tea?
　　②when was it invented?
　　③how was it invented?
　　④what kind of chinese tea do you know?
　　step 2
　　1. students discuss and write down their answers in groups.
　　2. ask several students to read their different answers.
　　这个环节既能检查课前收集资料的情况，又能提醒学生阅读短文时注意重点掌握信息。活动旨在创造学生积极、主动的思维方式。
　　module 2
　　step 1
　　1. read the article once quickly and circle any words or phrases you don＂t understand.
　　2. paraphrase the new words or give some examples on the screen. ask them to guess the meaning in the article. if some students still can＂t understand, look them up in the vocabulary list.
　　1. by accident: in a way that is not planned.
　　i met a foreigner on the street by accident.
　　2. beverage: a drink
　　3. according to: according to the teacher＂s answer, i am wrong.
　　4. ancient: a long time ago in history; very old
　　5. legend: an old, well-known story
　　＂xi you ji＂ is a legend.
　　6. boil: when you boil the water, it becomes too hot to drink.
　　7. bush: a tree with many thin branches
　　8. fall into: this chalk fell into the box.
　　9. remain: to stay in the same place
　　10. produce: to make
　　11. pleasant: nice and making you feel happy
　　12. in this way: to do something like this.
　　i study by making flashcards. in this way, i can study english well.
　　3. read the words repeatedly until students can read them fluently.
　　step 2 3a
　　1. read again slowly and sentence by sentence. write the answers to four questions in 3a.
　　2. discuss the answers in groups.
　　3. ask students to read their answers. if it＂s wrong, ask another one to give different answer.
　　4. explain some phrases or sentences and give examples.
　　①by accident/by mistake
　　did you know that tea was invented by accident?
　　did you know that potato chips were invented by mistake?
　　(someone must make a mistake.)
　　②not... until...
　　i didn＂t get up until 9:00 this early morning.
　　jenny can＂t go out and play until she has done her homework.
　　③discover: to find out something that you did not know about before.
　　invent: to make, design, or think of a new type of thing.
　　who discovered america?
　　bell invented the telephone in 1876.
　　④and in this way, one of the world＂s favorite drinks was invented.
　　in this way 意为＂这样；用这种方法＂， way 作为抽象名词还可以构成其它的短语， 例如：
　　in the way 挡路
　　by the way 顺便说
　　on the/one＂s way to... 在去…的途中
　　⑤one of + plural nouns.
　　playing basketball is one of my favorite sports. one of the most popular songs this year is xi shuashua.
　　5. students read after the tape-recorder. then read aloud by themselves until they remember the general information.
　　6. students close the textbook and try to retell the story in their own words.
　　7. look at the words on the screen and ask a few students to retell it.
　　by accident 1610 over three thousand years
　　shen nong an open fire leaves
　　fall into smell taste
　　step 3
　　阅读和理解能力并存，因此需要教师选择围绕本单元内容的其它材料，扩展阅读量，测试学生的能力。限定时间将下面对话中的句子排序，比赛谁阅读速度快而且语感通顺流畅。
　　____ no, i don＂t know. was it the emperor of china?
　　1do you know who invented the airplane?
　　____ i don＂t think so. i think he invented tea.
　　____ what? i never learned that in history. how did he invent tea by accident?
　　____ oh, that＂s right. i remember reading about that in history. a chinese emperor invented tea by mistake a long time ago.
　　____ he tasted some hot water after leaves had fallen in it. it was delicious.
　　step 4 3b
　　1. read the instructions to the class.
　　2. students read the notes and first sentence in the sample, and circle the new words.
　　3. look them up in the vocabulary list, read and remember them.
　　4. listen to the teacher＂s descriptions, guess the word and write them down on their exercise book.
　　①a shop where bread and cakes are baked or sold: bakery
　　②the name of a bakery: bridgeport
　　③a state in the northeastern us: connecticut
　　④shengui pie is quite famous in weihai: pie
　　⑤her dog lucky likes to play with a flying disk: flying disk
　　⑥don＂t throw the paper away: throw
　　5. students read the words again after the teacher.
　　6. write an article using the notes in the box.
　　7. the teacher walks around the classroom and looks through students＂ articles. help them solve some problems if they need.
　　8. ask a few to read their articles. 比较学生文章的表达是否流畅，是否合理使用表格中所提供的资料，语法错误是否减少。
　　step 5
　　引导学生注意观察生活，感受生活，培养学生的创造力。学生根据日常生活中遇到的困难，发挥想象力和创造力，为此设计一项发明来解决所遇到的困难。
　　1. discuss the problems you have in your daily life in groups.
　　2. find one problem all of you can solve and give advice.
　　3. design a new invention to solve it. describe its uses and functions.
　　4. 活动讨论的结果填在表格里，为下面的活动做准备。
　　name
　　problems
　　advicenew invention
　　5. 两人互相介绍自己的新发明有何与众不同之处。
　　完成任务所需要的语言结构：
　　①what＂s your new invention?
　　②what can it be used for?
　　③if you invent it, what will our life be like?
　　④the invention is ＂magical pen pal＂. it＂s a new pen that listens and writes. this special pen was invented by... it is..., and it has... it is used for... if you..., you will...
　　step 6
　　imagine you are a businessperson. introduce your partner＂s new invention to the whole class. 对于基础比较差的学生，鼓励他们可以写一份简单的英文说明书，然后在同学们面前大声朗读。选择几名学生介绍伙伴的最新发明之后，全班举手投票评选本年度的＂诺贝尔奖＂！the prize is a bar of chocolate!
　　module 3
　　1. write a simple instructions of your new invention. 这篇写作能够总结本课时的中心语言结构，更能够连贯本单元的重要语言知识点，活学活用，刺激学生学英语的积极性。烦躁、乏味、重复的作业不复存在了，代替它的是大家感兴趣的活动。
　　2. find out the information about the abacus, umbrella, binoculars, camera and bicycle.
　　write them down beside the pictures in self-check 2.