1、,单元语法聚焦,语 法 点 击,实 战 演 练,单元语法聚焦,语 法 点 击,be supposed to do的用法,1意为“应该；被期望”。主语是物时，意为“本应；本该”，指“某事本应该发生而没有发生”。 如： You are supposed to shake hands when you meet someone for the first time in China. 在中国与他人第一次见面时你应该握手。 The plane was supposed to arrive at 6：00. 飞机本应该6点钟到。,单元语法聚焦,2用于否定句中，表示“获准；允许”。 如： You are
2、not supposed to smoke on the bus. 你不可以在公共汽车上吸烟。 3be supposed to have done sth.意为“本应做某事而实际上没做”。 如： You are supposed to have finished the work. 你们本应完成这项工作的。,单元语法聚焦,be expected to do的用法,be expected to do表示一种可能性，意为“被期许(预期)会做某事”。如： He is expected to do well in the test. 他被期许在考试中取得好成绩。 She is expected to
3、arrive at noon. 预期她将会在正午抵达。,单元语法聚焦,“It is adj. to do sth.”的用法,it作形式主语，真正的主语是动词不定式。如： It was wrong for you not to help her. 你不帮助她是错误的。,实 战 演 练,单元语法聚焦,. 单项选择 ( )1.You_ arrive at 6：00 am., but you arrived at 7：00 am. today. Dont be late next time. Asupposed to Bwere supposed to Care supposed Dare suppo
4、sed to,B,解析 根据句意可知用一般过去时态。,单元语法聚焦,( )2.This disabled girl needs our help. We are _ to do something for her. Astopped Binvited Csupposed Dhelped ( )3.Students are _ to speak loudly in the reading room. Atold Bsupposed Cnot supposed Dallowed,C,C,解析 be not supposed to do 意为“不可以，不准”。,单元语法聚焦,( )4.You loo
5、k sad. What has happened? We were_ to win the match, but we lost. Aexpects Bexpected Chopes Dhoped,B,解析 be expected to do sth.表示“被期许做某事”，hope后不可接复合宾语。,单元语法聚焦,( )5.Its dangerous for us_ with wild animals. Ato play Bplaying Cplay Dplayed,A,单元语法聚焦,. 根据汉语意思完成句子 1你们应该穿校服。 You_ _ _ _ uniforms. 2约翰应该会出席今晚的宴会。 John_ _ _ come to the party tonight. 3每天喝足够的水是重要的。 _ _ _ _ _ enough water every day. 4她有希望成为一名好医生。 She_ _ _ _ a good doctor.,are,supposed,to,wear,is,expected/supposed,to,It,is,important,to,drink,is,expected,to,be,
