高中英语：unit3 Tomorrow's world-task学案（牛津译林版必修4）

Unit3 Tomorrow’s World —Task 学案★Teaching aims:1. Help the Ss to improve their listening ability and their skills of telling the facts and stating personal opinions.2. Make sure that the Ss know the difference between the facts and opinions.Teaching procedures:Skill building 1: distinguishing between facts and opinionsStep one: completing a note sheetSkill building 2: asking for informationStep tow: finding out about the computer roomSkill building 3: formal writing Step three: writing a proposal for a new computer room★ Useful words and expressions1. Therefore, I am writing to you to voice my opinions.(1) therefore adv. 因此，所以Eg. He worked day and night, and therefore he was able to buy the sports car. He was the only candidate. Therefore, he was elected.Therefore 和 so 两词都作“因此”讲。Therefore 作因此讲时是副词，通常不用来连接两个分句；而 so 是连词，因此他可以用来连接两个分句。Eg. Mr. Brown knows little about China and therefore he can’t advise you about it.= Mr. Brown knows little about China, ______ he can’t advice you about it.= Mr. Brown knows little about China. ________, he can’t advice you about it.(2) opinionEg. What’s your opinion of the new plan? Everyone had a different opinion on the subject.in sb. ’s opinion have a good/ bad/ high/low opinion of… 对…评价好/不好/高/低give/ express/ voice an opinion (on…) 对…发表意见用心 爱心 专心2. In my opinion, it is about time we had new computers.It is (high/ about) time that 后面的从句谓语动词通常用过去时表示现在或将来，有时也用“should＋动词原形”(should 不可省略)， 其意为“早该做某事了”Eg. It’s high time you clamed down and set a clear aim for yourself.In my opinion, it’s time you should take action.= In my opinion, it’s time______ take action...