Unit 4 第3课时 Grammar（同步课件）英语译林版九年级上册

仓颉之初作书盖依类象形故谓之文其形声相益即谓之字文者物象之本字者言孳乳而浸多也著于竹帛谓之仓颉之初作书盖依类象形故谓之文其形声相益即谓之字文者物象之本字者言孳乳而 Grammar Unit 4 Growing up Spud Webb was the shortest player in the NBA. ________ attending junior high, Spud tried out for the school team . But he was refused because of his height . ________ he finally got the chance, he scored 20 points in his first game. _______ he graduated from university, he was forced to play in another basketball league. And he remained there for about a year _______ the NBA took notice of him. Spud didn’t give up ________ his dream came true . While When After before until Fill in the blanks with the correct words. Revision What is time clauses? 什么是时间状语从句？ 时间状语从句是在复合句中充当时间状语的句子。 时间状语从句常用表示时间的连词（before, after, when , while, since, till, until, as soon as，whenever等）引导， 在复合句里表示谓语动作发生的时间。 While attending junior high, Spud tried out for the school team . After he graduated from university, he was forced to play in another basketball league. And he remained there for about a year before the NBA took notice of him. Think: Watch: GrammarA 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. Using before, after, when and while Before means earlier than a certain time After means later than a certain time when means at or during a certain time.(在某个特定的时间点或时间段) While mean during a certain time.(在特定的时间段) Yao Ming was playing basketball ______ his friends were watching him. _______ he was attending junior high, Yao Ming tried out for the Shang Hai Youth Team. ________he went to NBA, he always saw others practicing playing basketball. while When Tip:当主句和从句主语一致时,且从句中有be动词时,可省略从句的主语和be动词,构成when/ while + -ing结构 ( ) When While Difference & Similarity when+ while+ at/during a