1、Unit 1 Laugh out loudSection B Using Language Leading-inPart 1Part 2Part 3While-classAfter-classPart.1 Leading-inPre-class派生法構詞_ adj.極其重要的，必不可少的 essentially adv.根本上，基本上essential_v.使欽佩，使留下深刻印象_n.印象impressive adj.令人欽佩的，給人深刻印象的impressimpression_v.應得，應受到 deserved adj.應得的；理所當然的deserveWhile- classActivity

2、 1a I walk through the doors into the waiting area, where theres a familiar atmosphere of boredom and tension.b laughter produces chemicals to make people feel better, which means clown doctors can be helpful.c I spent much of the time when I was there feeling frightened.1 What do where, which and w

3、hen refer to in each sentence?In sentence (a)where refers to the waiting area; in sentence (b) which refers to .laughter produces chemicals to make people feel better; in sentence (c) when refers to the time. Which sentences contain a clause with essential information and which with extra informatio

4、n? If you take away the clauses, do the sentences still make sense?Sentence (c) contains a clause with essential information, sentences (a) and (b) contain clauses with extra information. If we take away the clause of sentence (c), the meaning of it is incomplete. If we take away the clauses of sent

5、ences (a) and (b), the two sentences still make sense.3 Which clauses are separated by a comma, the ones with essential information or the ones with extra information? Sentences (a) and (b) with extra information are separated by commas.非限制性定語從句非限制性定語從句非限制性定語從句，顧名思義，就是對先行詞沒有特別限制的定語從句。除了that和why不能引導之

6、外（在非限制性定語從句中，that用who或which代替，why用for which 代替），所有其他關系詞如 who, whom, which, whose, as, when, where等均可引導。限制性定語從句與非限制性定語從句區別區別從句限制性定語從句非限制性定語從句與整個句子得關系密切，若去掉會影響句子意義的完整松散；只是補充說明，去掉后不影響句子意義的表達逗號的運用不用逗號一般用逗號that 和why 可用that或者why不可用that或者whywhich和who 在從句種作賓語時可否省略可省略不可省略whom在從句種作賓語時可否用that或who代替可代替不可代替可否修飾整

7、個句子不可可修飾整個句子，用逗號隔開，由which或者as引導翻譯時的區別常譯作定語常譯作并列句，或狀語從句引導非限制性定語從句的關系代詞（1）which指物，在定語從句中作主語、賓語或表語。I bought a novel yesterday, which was written by Han Han. （2）who指人，在定語從句中作主語或賓語。My father, who has curly hair, is an excellent cook.（3）whom指人，在定語從句中作賓語。This is Peter, whom you havent met before.（4）whose既可

8、指人也可指物，在定語從句中作定語。The boy, whose father is an engineer, studies very hard.（5）as既可指人也可指物，在定語從句中作主語或賓語。He forgot to bring his pen with him, as was often the case.引導非限制性定語從句的關系副詞（1）where在定語從句中作地點狀語。They went to London, where they stayed for six months.（2）when在定語從句中作時間狀語。He will put off the picnic until

9、May 1st,when he will be free.Activity 2Read the passage and rewrite the tips using non-defining attributive clauses. Add more tips to the list if you can.Answers: 1 Go for a walk in the countryside, where you can enjoy the beautiful views and a peaceful atmosphere. 2 Spend time with your family and

10、friends, which will activate chemicals in your brain to make you feel happier.3 Try to accept your mistakes, where/through which you can learn a lot. 4 Close your eyes and picture the future, where youve made your dreams come true. After-class完成練習：There is an advertisement in the newspaper _ says a circus will come to our town to entertain the residents.An amusement park is a place _