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1、Unit 4 Grammar主备：林海春 审核：张健 课型：新授 总第 22学时 班级： 姓名： 【学习重、难点】1.学习新词汇：career, against等。2.掌握新句型： Its the first time we have played basketball since this Monday. The best moment in his career was in 2004he scored 41 points in a game against the Atlantic Hawks.3. 能熟练运用时间状语从句进行表达来源:gkstk.Com二、词汇、短语 （包括词的各类变形
2、，构词，归类等）1.职业 n. career 和job , work区分. 2.对抗，违反 prep. against.3.take notice of sb 注意到某人4.Force to do sth 强迫做 5.Get the chance 得到机会6. Receive a call from 接到的电话7.来源:学优高考网Come back from work 下班8.The best moment in his career 他职业生涯中最好的时候3、 句型（语法） 1. using the conjunctions “ before”, “after”, “when”, “whil
3、e” to introduce time clauses. They can be placed at the beginning or in the middle of sentences.Before means earlier than a certain time.After means later than a certain time.When means at or during a certain time.While means during a certain time.2. using “since”, “till”, “until” to introduce time
4、clauses. Since means from a certain time . the verb in the main clause is often used in the present perfect tense.Till and until both mean up to a certain time, but till is more informal than until.When we use verbs like go, leave, arrive, etc. in the main clauses, we should use the structure nottil
5、l/until.3. as soon as and whenever can also introduce time clauses.As soon as means when something happens, or a short time after something has happened.Whenever means at any time.【学习过程】课前预习一、短语翻译：1.对痴迷 _ 2.在任何时候 _3. 变得兴奋 _ 4.回到中国 _5.做慈善工作 6.注意到某人 _7.强迫做 8.得到机会 9.下班 10.接到某人的电话 11.玩的开心 12.准备睡觉 13.他职业
6、生涯中最辉煌的时候 课堂学习1. Check the answers, and choose some students to write their examples on the blackboard.2. Lead-inAsk some students translate some sentences.（可以小组竞赛）a. 请在下午两点之前到达学校。b. 自从3年前，我就离开北京了。c. 你一到南京就打个电话给我。3. Presentation（一）before , after, when and while Read and translate:(1).He remained the
7、re for about a year before the NBA took notice of him.(2).After he graduated, he was forced to play in another basketball league.(3).When he finally got the chance, he scored 20 points in his first game. (4). While attending junior high, Spud tried out for the school team.Ask : who can say anything
8、about before,after,when and while?(小组讨论)Conclusion: how to use them？（见课件）Before： at an earlier time thanAfter : at a later time thanwhen 既指时间点，也可指一段时间； while 只指一段时间，因此when引导的时间状语从句中的动词可以是短暂性动词，也可以是延续性动词，而while从句中的动词必须是延续性动词。 Practice （二）since，until and till小组合作，讨论一下我们以前所学的有关它们的知识，看看哪个小组说的全面。再次给出解释（见
9、课件）since 译作“自从以来” (1)接时间点 (2)接一段时间 + ago (3)接时间状语从句Till and until mean up to a certainly time. Until can be placed at the beginning or in the middle of the sentence, but till is usually used in the middle of the sentence. （1）用于肯定句作“直到为止”解时，主句的动词一般是延续到until / till表示的时间为止（2）在“not.until.”句式中不能用till替代 （
10、3）句首通常只用until,不用tillPractice (三) using as soon as and whenever 1. How to use as soon asAs soon as means when something happens, or a short time after something has happened 2. How to use wheneverWhenever means at any timeLet students discuss first, and then give some examples.(见课件) Practice : part c
11、1 and c24. Group workDiscussion:小组合作，就school rules 这个话题展开讨论， 尽量使用我们课文中所学的连词。 如：We have to as soon as比一比：哪个小组列举的最多【课后训练】1. 选择正确的连词填空。before until after as soon as while when since（1）Jim has been in the factory for three years _ he left school.（2）Mike is good at playing basketball _ Bruce does well in
12、 football.（3）This coat will not lose colours _ its washed.（4）I will not believe you _ I see it with my own eyes.（5）I must finish the work _ I go home.（6）The big clean-up began _ the typhoon passed away.（7）The students were talking _ the teacher came in.2. 句型转换（1）The teacher will tell him the news at
13、 once when he arrives at the school.（同义句） The teacher will tell him the news _ _ _ he gets to school.（2）He went to bed after 2 a.m. （同义句） He _ go to bed _ 2 a.m.（3）Jacks teacher asks him, “ can you see the blackboard?” (合并) Jacks teacher asks him _ _ _ see the blackboard.（4）My father is a farmer. My mother is a farmer, too.(同义句) _ my father _ my mother_ farmers.（5）The girl was so young that she couldnt take care of herself.(同义句) The girl was not _ _ to take care of herself.三选择( ) 1. Many people do not realize the importance of health _they have fallen ill. A. unitl B.
