Unit 1 SectionA(Grammar Focus -3C课件2022-2023学年人教版七年级英语上册

Section A GF-3c Free talk School Clubs The new semester begins! There are various clubs in the school! Do you want to join a club? Let’s have a try! Show us what you can do! run swim play tennis play chess music sports sing dance play the guitar play the piano art paint draw language speak English What club does you want to join? I want to join the club. Can you ? Yes, I can. /No, I can't. Work in pairs and make your own conversations. Let’s review Can he play _? No, _ can’t. Review Can you _? Yes, _ can. swim I chess he Can _ and _ play chess? Yes, _ can. you Tom we Tom you can后的动词形式有什么特点? can的否定形式是什么样的? 有缩略形式吗? can随人称变化而变化吗? can在一般疑问句和特殊疑问句中需要借助助动词吗? 自主研讨 Can you swim? Yes, I can./No,I can’t. Can he play chess? Yes, he can./ No,he can’t. Can you and Tom play chess? Yes, we can./ No,we can’t. Can Jane and Jill swim? Yes, they can./No,they can’t. What can you do ? I can dance./I can’t sing. What club do you want to join? We want to join the chess club. Grammar Focus Talk about the usage of “can” Can+主语+动词原形? 肯定回答:Yes,主语+can No,主语+can’t. can’t=can not Can you swim? Yes, I can./No,I can’t. Can he play chess? Yes, he can./ No,he can’t. Can you and Tom play chess? Yes, we can./ No,we can’t. Can Jane and Jill swim? Yes, they can./No,they can’t. What can you do ? I can dance./I can’t sing. What club do you want to join? We want to join the chess club. Grammar Focus Talk about the usage of “can” What can sb do? 某人可以做什么? sb can/can’t +动词原形。 3b 3b can后的动词形式有什么特点? can后用动词原形。 can随人称变化而变化吗? can没有人称的变化。不管主语是什么人称, can及其后面的动词不会变化。 can的否定形式是什么样的?有缩略形式吗? can的否定形式是在其后直接加not, 即can not, 可缩略成can’t或cannot。 can在一般疑问句和特殊疑问句中需要借助助动词吗? 不需要借助助动词,应将can直接提前,变为疑问语序。 8 情态动词can的句型结构 肯定句 主语 + can + 动词原形 + 其他. He can play the piano. 他会弹钢琴。 否定句 主语 + can’t/cannot + 动词原形+其他. He can’t/cannot play the piano. 他不会弹钢琴。 一般疑问句 Can + 主语 + 动词原形 + 其他? 肯定回答:Yes, 主语 + can. 否定回答:No, 主语 + can’t. —Can he play the piano? 他会弹钢琴吗? —Yes, he can. 是的,他会。/No, he can’t. 不,他不会。 特殊疑问句 特殊疑问词 + can + 主语 + 动词原形+其他? What can he d