1、Book 1 Unit 2 Lets talk teensGrammar and usageSimple, compound and complex sentences教学目标By the end of this section, students will be able to:1. categorize the elements of a simple sentence, a compound sentence and a complex sentence;2. summarize the general rules of the three kinds of sentence struc
2、tures;3. distinguish and choose the right sentence structures;4. apply appropriate sentence structures in new situations. 教学重难点1. To distinguish the three kinds of sentence structures;2. To recognize the differences between Chinese and English sentence structures;3. To apply sentence structures appr
3、opriately.教学过程步 骤教学活动设计意图互动时间&模式Exploring the rulesStep 1Have students discuss the reasons for unhappy scenes in families.1. What causes you to quarrel with your parents?(The teacher summarizes as follows:(1) Parents expect too much of us and put great pressure on us.(2) One side wants to control th
4、e other side, so we often quarrel over some trivial things.(3) If both sides lack the opportunities to communicate with each other, some misunderstandings will arise between us.)2. How can you solve the troublesome problems with your parents?(The teacher summarizes as follows:(1) I will have a chat
5、with my friends to get some suggestions. (2) Nowadays, websites are springing up, and I will turn to experts of relevant websites for help.(3) I will consult my teachers, because they can give us useful and practical advice.)创设互动情境，拉近沟通距离，激活学生已有的背景语言知识，引起学习兴趣。5Group WorkClass WorkSummarizing the rul
6、esStep 2Have students distinguish and summarize the features of the six sentences above.(Both Sentence 1 and Sentence 4 are made up of one independent clause which has one subject-verb combination.Both Sentence 2 and Sentence 5 contain two main clauses.Both Sentence 3 and Sentence 6 contain one main
7、 clause and one subordinate clause.)引导学生分析句子成分，自主发现句子结构特色和规律，培养善于观察、善于总结归纳的学习能力。5Individual WorkGroup WorkStep 31. Have students compare the structures of a simple sentence, a compound sentence and a complex sentence by putting them in the following table according to Page 20.2. Then work out the ru
8、les and fill in the blanks.引导学生从课本所给文本中找到句型分类规律。5Individual WorkClass WorkApplying the rulesStep 4Have students read sentences of Part B1 on Page 21 and judge the logical relationships among them. Then have students join each pair of sentences to form compound or complex sentences.创设单个语境，引导学生运用所学规则，
9、判断句子内部逻辑关系，自主构造并列句和复合句。10Individual WorkStep 5Have students read about the Teresas problem with her parents in Part B2 and complete the conversation:(1) because (2) unless (3) why (4) that (5) but (6) If (7) how (8) and Have students answer the following questions:1. Whats Teresas problem with her p
10、arents?(Teresas parents always compare her with her friends and are not satisfied with her performances.)2. Whats Jacks suggestion?(He suggests Teresa should have a sincere talk with her parents.)创设对话语境，引导学生关注交际中语言内部的逻辑联系，进而选用恰当的连接方式连接句子。5Individual WorkClass WorkStep 6Have students role-play a conversation between Teresa and her parent(s), using simple, compound and complex sentences. （示例见课件）引导学生根据提示自主创设语境，提升综合、灵活运用所学语言知识的能力，培养创新思维。8Group WorkStep 7Have students work in groups to analyze the sentence structures given.巩固第一和第二单元所学语法规则，为后续语法知识学习打好基础。5Group WorkHomeworkFinish the workbook.2