Unit 17 Laughter——笑声.ppt

【句法分析】　本句用到了状语从句的省略,也就是主从句的主语一致,且从句里含有be动词的某种形式的时候,我们可以把从句里的主语和be动词省略,能这样用的连词有when,while,if,once,though,unless,as if,even if等. ① If (I am) given another chance,I will do it much better. 如果再给我一次机会,我会把它做得更好. ②When (the museum is) completed,the museum will be open to the public next year. 博物馆一竣工,就会在来年对公众开放. 跟踪训练 Ⅰ.完成句子 1．在被带去看了实验室之后,我们又被带去参观校图书馆. ________________________around the lab,we were taken to see the school library. Having been shown 2．因为没有努力学习功课,他考试不及格. ______________________ his lessons very hard,he failed the examinations. Not having studied 3．许多人喜欢从事不同的运动,然而有些人只是喜欢观看它们. Many people enjoy playing different sports ____________________________ watching them. while others just enjoy 4．尽管我很同情,但我实在帮不了什么忙. ________________________,I can not really do very much to help. While I sympathize Ⅱ.单项填空 1．(2012·泉州月考)The World Expo Shanghai 2010 is more like a platform for cultural exchange,________ people into closer contact with the rest of the world. A．to bring B．bringing C．brought D．having brought 解析：选B.现在分词短语作结果状语,由于bring和句中的谓语动词表示的动作同时发生,故选B项. 2．________ the Internet is of great help,I don’t think it’s a good idea to spend too much time on it. A．If B．While C．Because D．As 解析：选B.句意：尽管因特网非常有帮助,但我认为在上面花费太多的时间不是好主意.while尽管,引导让步状语从句. 3．If ________ the same treatment again,he is sure to get well. A．giving B．give C．given D．being given 解析：选C.此句为省略句,全句应为：If he is given the same treatment again,he is sure to get well.. 温馨提示 请做课时作业　选修六　Unit 17 本部分内容讲解结束 按ESC键退出全屏播放 ①(2010·高考上海卷)Now scientists believe that this peak could result in vast solar explosions... 科学家们相信这个高峰会导致大的太阳爆炸…… ②His illness resulted_from eating contaminated food.他生病是由于吃了不干净的食物. ③(朗文P1288)I was away on business,with_the_result_that I missed the vital meeting. 我因公出差,结果是我错过了那次重要会议. 12run into 　跑进;撞上;偶然遇见,遇到(困难等) (教材P134)．..the day before we went away,another car just ran straight into me.　……在我们离开时的前一天,一辆车径直撞上了我. 归纳拓展 助 记 ①We ran into thick fog on the way home. 在回家的路上,我们遇上了大雾. ②In that