英语选修7课后题learning about language.ppt

* Key Structures 1．There was a time when children with mental disabilities were prevented from living a normal life. 曾经有一段时期有精神残疾的孩子不能过正常的生活。 [归纳] There was a time when...固定句型 “曾经一度、有一个时期” when是关系副词，引导定语从句 [语境感悟] 1. he was disappointed and wanted to leave here. 曾经一度他很沮丧，想离开这里。 2.曾有一段时间孩子们讨厌上学。 ______________________________________ There was a time when There was a time when children hated to go to school. 2．I might have left it on the kitchen table. 我可能把它落在厨房的桌子上了。 [归纳] might have done (1)“可能，也许”表示对过去所发生事情的不太肯定的推测，猜想 (2)“本来可以”表示过去本来可以做到而实际并没有做。有轻微的责备之意 must have done 表示对已经发生的事情的推测，“一定，想必” can/could have done 表示对过去可能发生的事情的猜测 can have done 一般只用于否定句和疑问句 could have done 还可以用于肯定句，常用来表示本来可能完成而实际未完成的动作 neednt have done 指实际上做了本来不必要做的事，“本来不必” should/ought to have done 指本该做而实际未做的事，“本来应该” [语境感悟] (1)He you more help，but he was very busy. 他本来是可以给你更多帮助的，但是他很忙。 (2)If I had been more cautious, I better. 我要是再谨慎一点，可能做得好一些的。 (3)He didnt hear the phone. He asleep. 他没有听到电话响，他肯定是已经睡着了。 (4)We to the station；it was so near. 我们本来是可以走到车站去的；路很近。 (5)You earlier, but you didnt. 你本应该早一点出发，但是你没有 might have given might have done must have been could have walked should have started 3．I seem to have forgotten so many things now that Christmas is here. 因为圣诞节的到来，我似忘了如此多的事情。 [归纳拓展] [语境感悟] (1)Mrs Green doesnt (或seems not ) to like the idea. 格林夫人似乎不太喜欢这个主意。 (2)The children something in the room. 孩子们好像正在房间里吃东西呢。 (3)The young man much. 这个年轻人看起来变化很大。 (4) no one knows what has happened in the park. 似乎没有人知道在公园里发生了什么事。 (5) to wait longer. 看来没有再等的必要了。 seem seemed to be eating seemed to have changed It seems that The