Unit3 Computers Grammar语法课件.ppt

Look at the way ________________________ Look at the way ________________________ Look at the way ________________________ _________________________________ your bed has been made your carpet has been swept your shoes have been tidied I hope that you’ll come here again. 1. In the last few years thousands of films _____ all over the world. (天津2011) A. have produced B. have been produced C. are producing D. are being produced 从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。 2. Experiments of this kind _____ in both the U.S. and Europe well before the Second World War. (北京2011) have conducted B. have been conducted C. had conducted D. had been conducted 3. Every year a flood of farmers arrive in Shenzhen for the money-making jobs they _____ before leaving their hometowns. (福建2010) promised B. were promised C. have promised D. have been promised 4. His sister left home in 1998, and _____ since. (2009全国卷I) A. had not been heard of B. has not been heard of C. had not heard of D. has not heard of 5. I like these English songs and they _____ many times on the radio. (安徽2008) A. taught B. have taught C. are taught D. have been taught * * 人教课标 高一 必修 2 Unit 3 The Present Perfect Passive Voice 现在完成时的被动语态 1) 现在完成时(have/has + 过去分词) 现在完成时的动作或情况虽然发生在过去，但它强调的是与现在的关系，用来说明现在的情况。现在完成时不能与表示确定的过去时间的状语连用, 如: yesterday, two weeks ago, in 1978, when I got there 等, 现在完成时常与 1. 两种时态 already, always, often, ever, never, yet, not...yet, just等不表示明确的时间副词连用, 还可以和表示时间一直延续到目前的带since, for 的状语及包括现在在内的词连用。如: now, today, this month, this year, recently, these few days 等。 不能用在现在完成进行时态的动词，如：be, have, like, love, know, believe, hate等。 一般过去时则是表示过去某时发生的动作或情况, 与现在毫无关系。 2) 现在完成进行时 (have/has + been + 现 在分词) 一般现在时的被动语态 (am/is/are + 过 去分词） 如: The work is done during two days. 2) 一般过去时的被动语态 (was/were + 过去分词） 如: He was sent to the hospital