人教新目标九年级英语上册课件Unit10SectionA-4概要.ppt

It’s rude to point at anyone with your chopsticks. Please don’t talk too much when you’re at table. Have a good trip. Yours, Wang Hai Unit 10 You’re supposed to shake hands. objectives supposed to + infinitive expected to + infinitive It is + adj. + infinitive passport clean… off chalk blackboard northern coast n. 护照 把……擦掉 n. 粉笔 n. 黑板 adj. 北方的；北部的 n. 海岸；海滨 Words and Expressions season knock eastern take off worth manner n. 季；季节 v. 敲；敲击 n. 敲击声；敲击 adj. 东方的；东部的 脱下；起飞 adj. 值得；有……价值 n. 方式；方法； pl. 礼貌；礼节 Words and Expressions What are you supposed to do when you see a thief stealing someone’s wallet? What are you supposed to do when you find rubbish everywhere? What are you supposed to do when someone asks you the way? What are you supposed to do when your classmate is ill or hurt in hospital? What are you supposed to do when you meet someone for the first time? You’re supposed to shake hands. You’re not supposed to kiss. When were you supposed to arrive? I was supposed to arrive at 7:00. Grammar Focus Am I supposed to wear jeans? No, you’re expected to wear a suit and a tie. Is it impolite to keep others waiting? Yes, it’s very impolite to keep others waiting. Is it important to be on time? Yes, it’s important to be on time. Grammar Focus supposed 与 think 的含义相同, “认为,以为” . be supposed 表示 “被期望或要求应该”, 在 口语中,意为 “不容许,不应当” . be supposed + to infinitives 动词不定式 eg. You are supposed to arrive on time. be supposed to的用法 be supposed to do sth相当于 should do sth 或者是be expected to do sth.人称,时态和句式体现在be的变化上，to为不定式符号后接动词原形。 句式： 1)肯定句： be supposed to do sth 2)否定句：be not supposed to do sth 相当于shouldn’t do sth. 或 be not allow to do sth.意为“不应当做某事；不被允许做某事”。 You are not supposed to play football in the classroom. 3)疑问句： be supposed to do sth 的疑问句是将be动词的相应形式提到主语前面。 Are you supposed to sleep at nine? 晚上你应该在9点睡觉吗啊？ What are you supposed to do on weekend? 在周末你应该干什么？ 用法 示例 当be supposed to 的主语是人时，