1UnitUnit 3 3Learning aims :1 Learn some important words and phrases .2 Learn the sentence structure : “It is +adj+ to do sth” .3 Learn to how to be polite when we ask for information .Difficulties and focus :Know how to choose suitable language for every situation .一 Preview :1 借给某人某物_ _ _=_ _ _ _2 从某人/某处借入某物_ _ _3 禁止停车_ _= _ _ 4 一个非常直接的命令_ _ _ _5 想知道_=_ _ _ 6 导入一个问题_ _ _ _7 打扰某人_ _ 8 做某事有麻烦_ _ _ _9 在某种程度上_ _ _10 为了不冒犯人们_ _ _ _ _ _11 某些附加的单词_ _ _12 语言结构_ _ 13 上交_ _; 分发_ _=_ _14 询问信息_ _ _ 15 提出请求_ _ 16 取决于_ _17 另一方面_ _ _ _ 18 在一些情况下_ _ _19 听起来不礼貌_ _ 20 向某人寻求帮助_ _ _ _ 二 Exhibition (Answer the following questions )1What do you think of the two questions in paragraph 1?2. Why using correct language is not enough?3. What might the expressions you use depend on?4. What situations you can say “Where is my book? ”5.How does a very direct order sound?6. What should polite questions be?7.What can we do if we dont offend people?8.Is language etiquette(礼节语言)as important as learning grammar or vocabulary? Why?三 Feedback(Find out the knowledge points)1 Asking for information or help is a very common and necessary activity.22 The expressions you use might depend on whom you are speaking to or how well you know them .3On the other hand ,it might be alright to say “Where is my book?”4Sometimes we might even need to spend some time leading into a question or request .5I wonder if you can help me .6It might seem that speaking politely is more difficult than being direct .四 development :1 -May I_this book ?-Yes, but you mustnt_it to others .A lend;borrow B borrow;lend C borrow;keep D lend;keep2 You_ my dictionary for half a year .-Sorry,Ill return it soon .A kept B borrowed C have kept D have borrowed3 Reading newspapers and magazines_ very helpful .A are B hasb C is D have4 If you get lost in the city ,you can _the policeman_ help .5 The price of this product_ its quality_ its size .A depend on ; instead B depends on ; instead ofC depend on ; instead of D depends on ; instead6 I wonder_ I could use your mobile phone .(that/why/if/what)