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1、 1 Lesson 2 Exhibitions and Museums 一、教学目标 1.知识与技能 a)学习由 since 引导的时间状语从句 b)用正确的语调朗读以 since 引导的时间状语从句 c)学习 until/till 作介词的句型及 nountil 的句型 d)复习上一教时所学单词与词组 2.过程与方法 a)通过讨论帮助学生分辨瞬间动词和持续性动词 b)通过情景创设帮助学生掌握 since/till/until/notuntil 句型 3.情感态度与价值观 培养学生合作能力和质疑能力 二、教学重点:since 引导的时间状语从句 until/till/notuntil 的作介词
2、的句型 教学难点:持续性动词和瞬间动词的辨别与使用 三、教学媒体:教科书上课指南练习册 四、教学时间：2 课时（每节课 40 分钟）.五、教学流程 Step I Pre-task Preparation （Review the words and expression in the text）procedure 1.Ask the students to do a brainstorming.(Say as many words as possible which related to an exhibition (The words in the vocabulary are better)
3、2.Check the homework and do some more exercises.A.booking office (ticket office)B.as well (too,also)C.till(until)D.priceless(valuable)E strong(powerful)F.in order to(so as to)3.The students do the brainstorming.4.do the exercise about matching 帮助学生热身，同时也帮助学生复习所学单词 Step II While-task (Practice on the
4、 text)1.Present the conjunction SINCE 2.Ask the students to recall the use of SINCE 3.Ask the students to read the first three sentences on TB P.78(Tell the students that we only learn this word by its meaning 自从 4.Present the new sentence structure.It is/has been since+一般过去时态句子 5.Learn the use of u
5、ntil/till/notuntil TB P.78 a)Ask the students to point out which actions of the following verbscan last long.b)Ask the students to read the examples and then learn something about the words which last long.c)Ask the studentsto do some related exercises about till/until/notuntil WB P49-III（逢单号）2 1）.A
6、nswer the question.2）.Read the given examples.3）.Read the three sentences in the textbook.4).Combined the sentences according to the given materials according to the sentence structure.通过对比，讨论、笔头练习等所种方式，帮助学生总结.归纳 since 作为自从的使用方式.a)Point out which actions of the following verbs can last long.b)Read t
7、he examples and try to know the Chinese meaning.till/until/直到-为止 not-until 直到-才 c)Finish the exercise on WB Till/until/notuntil 属于新知识，学生必须在熟悉例句的情况下，配以练习，进一步理解持续性动词和瞬间动词的区别，从而提高正确率。进一步操练 till/untl/notuntil 练习，从认 知上升到口头表达.Step III Post-task activity (Language points)Conclusion Assignment Ask the stude
8、nts to get ready for the oral work.TB.P.79 1.总结 since 常见句型 2.重申持续性动词和瞬间动词的区别，并能了解：a)肯定句（持续性动词）+till/until b)否定句（瞬间动词）+until StepIV Homework:Get ready for the oral work in pairs 六、板书设计 Unit 3 Lesson 2 Exhibitions and Museums 1.I have been a teacher since I graduated in 1990.2.I have been a teacher since 1990.3.It is/has been 19 years since I was a teacher.七、教学反思：学生能基本掌握现在完成时的特殊用法.since，until 引导的从句，学生以后要多加巩固练习.