高中英语unit4grammarandusage教案牛津译林版选修7

高中英语unit4grammarandusage教案牛津译林版选修7内容摘要：

chance, I’ll do it much bette r. Answers: express reason or cause , refer to time, express manner,express condition 2. In order to help the students have a better understanding of the knowledge mentioned above, ask them to rewrite the following sentences with proper conjunctions. (PPT12) ☆ Being ill, he didn’ t go to school. _________ he was ill, he didn’ t go to school. ☆ Walking in the street, he met a friend. _______ I walked in the street, I met a friend. ☆ He watched TV, drinking beer. He watched TV_______ drank beer. ☆ Given more time, I would finish the work on time. ________________________________________. Answers: Because, when, and, If I were given more time, I would finish the work on time. Help the students use ved of ving as adverb in real context. (PPT13) Answers: Seeing, Carrying, singing, Given Part three Passive and perfect forms of ving 1. Ask students to read the following sentences and fill in the diagram. (PPT14) ☆ The underground system being built in the city will be open next year. ☆ Having seen the situation, a wealthy American businessman, Charles Yerkes tried to improve the system. ☆ Having been developed over many years, the underground system is now able to transport millions of people effectively. 被动进行式 主动完成式 被动完成式 Answers: being + done, having + done, having been + done 2. Ask students to rewrite the following sentences with passive and perfect forms of ving. (PPT15) ☆ It is said that th。