unit4Cyberspace精品课件北师大版英语必修二.ppt

Unit 4 Cyberspace;栏目顺序;速 背 佳 句;词汇细解;比较网站;词汇细解;影 响;offer;词汇细解;;词汇细解;比较网站;average;回归课本P7：Which of the predictions in them have already come true？ 它们里面的哪些预言实现了吗？;①Up to today，three people have been found missing in the hurricane. 到今天为止，已经发现有三个人在这次飓风中失踪。 ②The family have lived in the city for up to 40 years. 这一家人已经在这个城市生活了长达40年了。 ③回归课本P11：What are you up to this weekend，John? 约翰，这个周末你打算做什么？ ④(牛津P2218) It’s not up to you to tell me how to do my job. 还轮不到你来告诉我怎么做我的事。 ;句型 突破;It is clear that we are going to see a huge growth in shopping on the Internet.;常见的形式主语的句型有： (1)It is/was＋形容词＋that＋从句。 It’s natural/likely/strange that... 显然(很可能、奇怪的是)…… (2) It is/was＋名词＋that＋从句。 It’s a pity/shame/an honour that... 遗憾的是(可耻的是、荣幸的是)…… (3)It＋不及物动词＋that＋从句。 It seems/happened/turned out that... 似乎(碰巧、结果)…… (4)It is/was＋过去分词＋that从句。 It’s said/well-known/reported that... 据说(众所周知、据报道)… ;as if是连词词组，意为“好像、好似”，相当于as though，一般用于句型It looks/seems/feels/as if...中，意思是“看起来好像/感觉起来好像……”。如果所引导从句情况接近事实，句子用陈述语气。;But I still find it hard to imagine.但我还是觉得难以想像。;温馨提示;课堂训练; ⑷—What would you like to do？Doing shopping or going to the cinema? —________.Whatever you want to do is fine with me. A．All right B．It’s up to you C．Glad to hear that D．It just depends ⑸(2011?湖南卷)Jack wasn’t saying anything，but the teacher smiled at him________he had done something very clever. A．as if B．in case C．while D．though ⑹(2012?四川卷)New technologies have made________possible to turn out new products faster and at a lower cost. A．that B．This C．one D．it ;