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

Unit 4 Growing up Period 3 Grammar 新 课 导 入 Look and say 1. As soon as you click the mouse, there's a great deal of information. 2. They were singing while we were dancing. 3. Lily has stayed at home since she left school. 4. It was a long time before we met again. 时间状语从句 Language Goal 1. 能熟悉并正确运用本课时的重点单词和短语。 2. 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。 新知学习 课堂小结 当堂检测 学习目标 重点研讨 新知学习 课堂小结 当堂检测 学习目标 重点研讨 A Using before, after, when and while We use the conjunctions before, after, when and while to introduce time clauses. They can be placed at the beginning or in the middle of sentences. Before means earlier than a certain time. He remained there for about a year before the NBA took notice of him. After means later than a certain time. After he graduated, he was forced to play in another basketball league. 新知学习 课堂小结 当堂检测 学习目标 重点研讨 Tip: Before and after can also be used as prepositions of time. before 9 a.m. after lunch When means at or during a certain time. When he finally got the chance, he scored 20 points in his first game. While means during a certain time. While (he was) attending junior high, Spud tried out for the school team. 新知学习 课堂小结 当堂检测 学习目标 重点研讨 David is writing in his diary about one of his days. Help him combine his sentences using before, after, when or while. ▲ I go jogging every morning. Then I have breakfast. __________________________________________________. 2. I practised playing basketball for hours. I felt tired out. __________________________________________________. I go jogging every morning before I have breakfast After I practised playing basketball for hours, I felt tired out 新知学习 课堂小结 当堂检测 学习目标 重点研讨 3. I met Peter. I was waiting at the bus stop. __________________________________________________. 4. I was watching TV. I received a call from my uncle. __________________________________________________. 5. I was ready to go t