《极限突破》2011年九年级英语全册 Unit 12 Section A 配套课件 人教新目标版

Unit 12 You're supposed to shake hands.Section A

1 .—In your country, what are you supposed to do when you meet someone for the first time? 在你们国家，初次见面时 应该怎样做？ —You're supposed to shake hands.你应该握手。 【用法归纳】 (1)for the first time 为介词短语，意为“首次；第一次”, 在句中作时间状语。如： For the first time he has to pay attention to his health. 这是第 一次他非得注意自己的健康不可。

(2)shake hands 意为“握手”,shake hands with sb.意为“与 某人握手”。如： They shook hands with each other and then sat down.

他们握了握手， 然后坐了下来。【针对训练】 A They shook ________ each other and said goodbye. A.hands with B.hand with C.hands to D.hand to

2.You should have asked what you were supposed to wear. 你应该事先问一问该穿什么衣服。

【用法归纳】 should have done 表示“本应该做某事而实际上没有做”, 带有一种责备、埋怨的语气。其否定形式是 shouldn't have done,

表示“本不应该做某事而实际上做了”。如：You should have been here earlier. 你本应该早点来的。

You shouldn't have done it.你本不应该做这件事的。

【相关链接】 needn't have done 表示“本没必要做某事而实际上做了”。

【针对训练】—The flowers are all dead. C —You ________ them!It's too dry. A.watered B.will water C.should have watered D.shouldn't have watered

3.Often we just walk around the town center, seeing as many of our friends as we can!我们经常只是到市中心走走，同 时尽可能多地见见朋友！ 【用法归纳】 (1) 本句中的 seeing as many of our friends as we can 为现在

分词短语，在句中作伴随状语，可以改写成由 and 连接的并列分句，即 and see as many of our friends as we can。如： She stood there waiting for the bus. =She stood there and waited for the bus. 她站在那里等车。

(2)as...as one can 意为“某人尽可能 地”,可与 as...as possible 互换。如： Tell me the good news as soon as you can.

=Tell me the good news as soon as possible.尽可能早地告诉我好消息。 【针对训练】 He runs ________. B A.as quick as he can B.as fast as he can

C.as quick as possibleD.as fast as he possible

be supposed to do sth.的用法 be supposed to do sth. 意为 “应该做某事或被期望做某事”, 用于表示根据规定、计划或传统习惯等不得不做或应该做某事。 其具体用法如下： 1.在 be supposed to do sth.的结构中，人称、时态、句式上 的变化通过 be 动词的变化来体现。如： Japanese are supposed to bow when they meet people for the first time.(肯定句) 日本人初次见面时要鞠躬。

You are not supposed to smoke on the bus.(否定句) 你不能在公共汽车上抽烟。 2.在 be supposed to do 结构中，

当句子的主语是人时，用 来表示劝告、建议、义务、责任等语气；当主语是物时，意为

“本应；本该”,表示“某事本应该发生而没有发生”。如：She is late for class again and she is supposed to say sorry to the teacher. 她又迟到了，她应该向老师说声对不起。 The new laws are supposed to prevent crime.

这些新法令本应该起到防止犯罪的作用。

3.be supposed to 与 should 的区别： 与 should 相比，be supposed to 因为用在被动语态中，表示 一种客观的陈述，语气显得委婉，不带强烈的命令色彩；而 should

则更侧重于说话者主观上的判断，语气比较生硬。

【针对训练】 B ①You ________ ask the teacher if you want to leave the classroom A.supposed that C.are wanted B.are supposed to D.are suggested

②每个人在汽车里都应该系安全带。 Everyone is supposed to wear a seat-belt in the car. ________________ ③这些书你不能拿出屋去。 aren't supposed to take You _____________________ the books out of the room.