Unit 4 Period 3 课件 2023-2024学年牛津译林版英语九年级上册

译林版 初中英语 译林版九年级上册 Unit 4 Period 3 Grammar 新课导入 Free Talk 1. What is a time clause? 2. What words can introduce time clauses? 1 2 能熟悉并能正确运用本课时的重点单词和短语。 能掌握before、after、when和while引导的时间状语从句。 3 能掌握since、till和until引导的时间状语从句。 4 能掌握as soon as和whenever引导的时间状语从句。 学习目标 【学习目标】 学习目标 1.能熟悉并能正确运用本课时的重点单词和短语2.～Hh3.能区分男孩名和女孩名 重点 1.使用Good morning! Hi! Hello!等句型有礼貌地和他人打招呼2.字母A a~H h并理解缩略词的意义 1. Tigers wait _______ it is dark, then go out to find their food A. since B. until C. as D. because 2. He brushed his teeth ______ he went to bed. A. after B. while C. before D. since 预习检测 B C 3. —_______ did the rainstorm come? —While we _______ a Physics lesson yesterday. A. When; have had B. While; are having C. When; were having D. While; have 4. David is a bookworm. _________ we see him, he always reads a book. A. Until B. After C. Whenever D. Since 5. —I can hardly believe my eyes. Is that you, Mary? — Yes, it has been almost 20 years ______ we separated. A. before B. since C. after D. until C C B 知识梳理 Language Points ... he scored 41 points in a game against the Atlanta Hawks. ……他在对阵亚特兰大鹰队的一场比赛中得了41分。 against prep. 对抗，与……相反，违反 e.g. Our class will play basketball against Class 2. 我们班要与二班进行篮球对抗赛。 We should never do anything against the law. 我们不应该做违法的事。 before、after、when和while引导的时间状语从句 Presentation Can you tell us how to use this four conjunctions? 1. He remained there 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 (he was) attending junior high, Spud tried out for the school team. 探究一 Using before, after, when and while 时间状语从句是指在复合句中充当时间状语的句子。 before意思是“在……之前”，表示主句动作发生在从句动作之前。 Close the windows before you leave th