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课件网) People and Events Unit 8 英语1 基础模块（修订版） get details about people and events talk about your favorite things exchange ideas about important people and events write a key information summary learn from great people and events in history Learning Objectives 01 Warming Up 02 Listening and Speaking 03 Reading and Writing 04 Culture Understanding 05 Language Practice 06 Group Work 07 Self-assessment 05 Language Practice 情态动词 Grammar Could you teach me a little bit about it More people could buy paper and use it to record and share knowledge. I can’t live without it. Should I go there The Jingzhang Railway must go through an area of hills and mountains. 情态动词： must、should、can/could、would、may/might、need 情态动词本身词义不完全，不能单独做谓语动词，必须与动词原形连用，共同构成谓语。 I can basketball. I can play basketball. I can play basketball. She can play basketball. They can play basketball. Tom can play basketball. Lily and Helen can play basketball. 否定句： I can not play basketball. She can not play basketball. They can not play basketball. Tom can not play basketball. Lily and Helen can not play basketball. She They Tom Lily and Helen 情态动词：没有人称和数的变化 情态动词的否定形式： must should can could would need may might not not not not not not not not = = = = = = = = mustn’t shouldn’t can’t = cannot couldn’t wouldn’t needn’t 一般不缩写 一般不缩写 I can play basketball. She can play basketball. They can play basketball. Tom can play basketball. Lily and Helen can play basketball. 一般疑问句： Can I play basketball Can she play basketball Can they play basketball Can Tom play basketball Can Lily and Helen play basketball She They Tom Lily and Helen 情态动词：没有人称和数的变化 I need sleep. She can sleep. He could sleep. They may sleep. Tom would sleep. We should sleep. Yes, I need. No, I neend’t Yes, she can. No, she can't Yes, he could. No, he couldn't Yes, they may. No, they may not Yes, you would. No, you wouldn't. Yes, you should. No, you shoulbn't I need not sleep. Need I sleep She can not sleep. Can she sleep He could not sleep. Could he sleep They may not sleep. May They sleep Tom would not sleep. Would you sleep We should not sleep. Should you sleep need:需要 (1)情态动词： I need leave. She need leave. Tom needn't leave. Need she leave Yes, she need. No, she neend't. (2)实意动词： need sth: I need water. Tom needs water She doesn't need water. Do you/Does she need water need to do sth: I need to leave. Tom needs to leave. She doesn't need to leave. Do you/Does she need to leave Tom: -Must I do homework now Mom: - Yes, you must. No, you don’t have to. / No, you needn’t. No, you mustn’t. mustn’t : 禁止/不准 can/could： would： may/might need： 表允许/命令：必须 表推测：一定/肯定 mustn’t:禁止/不准 ！！！ -Must I ... 我必须...吗？ -Yes, you must. 是的,必须。 -No, you don’t have to. /No, you needn’t. 不,你不必。 应该 无时态区别 有时态区别 ... ...
