中考英語 知識點精講十 4 be supposed to課件

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1、初中英語知識點精講課程be supposed to 情境導(dǎo)入Everyone is supposed to look after their old parents.The train was supposed to arrive an hour ago.You are supposed to have cleaned your room.知識講解一. be supposed to 的用法e.g. I am supposed to start work at 7:30 every morning. 1. 主語為人, + V原形，意為“應(yīng)該；被期望”(勸告、建議、義務(wù)、責(zé)任等)。e.g. The

2、 train was supposed to arrive ten minutes ago.2. 主語為物， + V原形，意為“本應(yīng)；本該”(某事本該發(fā)生卻沒發(fā)生)。知識講解e.g. Tom, you are supposed to have cleaned your room.3. be supposed to + have done“本應(yīng)該完成某事卻沒有”4. 否定結(jié)構(gòu)： be not supposed to“不被許可，不應(yīng)當”e.g. You are not supposed to go when the light is red.知識講解二. be supposed to 與 be e

3、xpected to 的區(qū)別e.g. They are expected to make a plan today. He is expected to be a good doctor. be expected to do sth. 預(yù)料/被期望做；表示一種可能性。be supposed to do sth. 應(yīng)該，有義務(wù)做；They are expected to arrive at eight. 期待他們八點鐘到達。They are supposed to arrive at eight. 他們應(yīng)該八點鐘到達。 試比較：be supposed to do sth. 語氣更強即學(xué)即練1.

4、Students are supposed _ the school rules. A. follow B. following C. to follow D. to following C即學(xué)即練2. She was supposed _ the table, but she didnt. A. to cleaning B. clean C. cleaning D. to have cleaned D課堂小結(jié)一. be supposed to 的用法1. 主語為人, 表示“應(yīng)該；被期望”2. 主語為物，表示“本應(yīng)；本該”3. be supposed to + have done“本應(yīng)該完成某事卻沒有”4. 否定結(jié)構(gòu)： be not supposed to“不被許可，不應(yīng)當”二. be supposed to 與 be expected to 的區(qū)別