Unit 2 Let's talk teens Grammar and Usage 课件-2026-2027学年高中英语译林版必修第一册

该高中英语课件围绕Unit 2“Let’s talk teens”主题，聚焦简单句、并列句和复合句的定义、并列连词及区分方法。课堂导入通过小组活动完成标题思考、思维导图绘制、词汇理解及安全用网问题，搭建学习支架衔接课前预习与语法规则学习。 其亮点在于结合主题设计真实语境任务，利用思维导图和13句分类表格练习，培养学生语言能力（提升读写表达准确性）和思维品质（逻辑分析能力），结构化区分步骤优化学习策略。学生能有效掌握句子类型，教师可高效开展语法教学。

Unit 2 Let’s talk teens Simple, compound and complex sentences 1. Know the definitions of some terms: (main/independent clause, subordinate/dependent clause.) 2. Master the coordinating conjunctions. 3. Distinguish and choose the right sentence type. (simple, compound and complex sentence.) Contents: 1. Think about a best title. 2. Draw a general mind map. 3. The meaning of “addressed” in line 5. 4. How to use the website safely? Pre-grammar(Part A) Group work: 6 minutes 1. Using a variety of sentence types makes writing more attractive. 2. Learning different types of sentences can help us analyze long difficult sentences in Reading. 3. Help us express our ideas effectively and accurately. Grammar Why should we learn them? Grammar （P20） Definitions of some terms. 1. Main clause or independent clause: a clause that contains a subject and a verb, and makes sense on its own. For example: X Xx improved his/ her handwriting. Grammar Definitions of some terms. 2. Subordinate clause or dependent clause: also contains a subject and a verb, but it doesn’t make sense on its own. For example: When X Xx improved his / her handwriting. Grammar Definitions of some terms. Grammar （P20） Work out the rules. and but Grammar Distinguish the sentence type. Step 1: Find out how many verbs in the sentence. ( 1:simple ≥2: compound or complex ) Step 2: If there are two verbs, find whether there are coordinating conjunctions. ( Yes: compound No: complex ) Grammar Distinguish the sentence type. (4 minutes) Grammar Distinguish the sentence type. (2) (3) (4) (6) (5) (8) (13) (1) (7) (9) (10) (11) (12) Finish B1 & B2 (P21) & Part C (P64). Homework $