Unit 4 Discover useful structures 课件-高中英语人教版（2019）选择性必修第二册.pptx

;1. 过去分词作表语与被动语态的差异;He is terrifying.(指他令人害怕) He is terrified.(指他感到害怕) Please describe a dog that is frightened.(狗受到了惊吓) Please describe a dog that is frightening.(狗是令人害怕的);2.过去分词与现在分词作表语的区别;过去分词(短语)作状语 （一）;More time given to us, we should have done the job much better. 如果给我们更多的时间,我们会把工作做得更好。;When given a medical examination, you should keep calm. I won’t attend his birthday party unless invited. ;Satisfied with the result of the exam, her parents bought her this gift. Occupied in writing his novel, he has no time to go outside and swim with his friends.;Seen from the sky, our city is very beautiful. (our city与see之间是被动关系) Seeing it from the sky, we find our city is very beautiful. (we与see之间是主动关系);【practice】 1. If we ______________(give) more time, we could have done the job much better. 2. _______(give) more time, we could have done the job much better. 3. If _______(give) more time, we could have done the job much better. 4. If more time ____________(give), we could have done the job much better. 5. More time ______(give), we could have done the job much better. ;【practice】 1. ________(see) from the hill, the park looks very beautiful. 2. _______(see) the scenery from the top of the mountain, I was fascinated by the autumn colors... 3. _________(see) the fantastic scenery, I got up early at 6 a.m..;The wind raised the fallen leaves from the ground. People got water by dropping a bucket tied to a rope. used books a retired teacher;There is a nice picture _________(hang) on the wall. ;过去分词作定语(与现在分词的比较);