人教版（2019）必修第二册Unit 4 History and Traditions Discovering Useful Structures课件（共34张）

(课件网) Discovering Useful Structures Unit 4 History and Traditions 皇上不可能不要后宫了，于是解决办法是——— What’s the function of past participle (v-ed) The vase is broken. Hearing the news, he showed a surprised look. Worried about the journey, I was anxious for the first few days. Tom finally had the book finished. Predicative(表语) Adverb(状语) Attribute(定语) Object complement(宾语补足语) 2.位置：单个的过去分词作定语时，通常放在被修饰词的前面；过去分词短语作定语时，通常放在被修饰词的后面，其作用相当于一个定语从句。 The student dressed in white is my daughter. ＝The student who is dressed in white is my daughter. 穿白色衣服的那个学生是我女儿。 3.过去分词作定语和现在分词作定语的区别： (1)语态不同：现在分词表示主动；过去分词表示被动。 The house standing at the corner of the street was built in 2016. 矗立在街道角落的那所房子是2016年建的。 The question discussed was very important. 讨论过的那个问题很重要。 (2)时间关系上不同：现在分词表示动作正在进行；过去分词表示动作已经完成。 the changing world变化着的世界 the changed world改变了的世界 boiling water沸腾的水 boiled water开水 cold boiled water 凉白开 developing countries发展中国家 developed countries发达国家 4.过去分词(done)、现在分词的被动语态(being done)与动词不定式的被动语态(to be done)作定语的区别： 过去分词 done 被动关系，动作已经完成 现在分词 doing 主动关系，动作正在进行 being done 被动关系，动作正在进行 不定式 to do 主动关系，动作尚未发生 to be done 被动关系，动作尚未发生 The building built last year is our classroom building. 去年建造的楼是我们的教学楼。 The building being built now is our classroom building. 现在正在建造的楼是我们的教学楼。 The building to be built next month is our classroom building. 下个月将要建造的楼是我们的教学楼。 二、过去分词作宾语补足语 (敲黑板，很重要！！！！) 1.过去分词用在表状态的动词keep，leave等的后面作宾语补足语。 He got up late and hurried to his office，leaving the breakfast untouched. 他起得很晚，没吃早饭就匆匆忙忙地去了办公室。 2.过去分词用在使役动词have、get和make的后面作宾语补足语。 (1)“have/get＋宾语＋过去分词”可以表示两种含义：“让别人做某事”或“遭遇到某种不幸”。 Claire had/got her luggage checked an hour before her plane left. 在飞机起飞前一个小时克莱尔(让安检员)对她的行李进行了安检。 While they were on holiday，they had/got their car broken into. 他们在度假时，汽车被撬开了。 (2)在“make＋宾语＋过去分词”这种结构中，过去分词表示结果。 They managed to make themselves understood by using very simple English. 他们用很简易的英语来设法使自己被理解。 3.感官动词see，hear，notice，observe，watch，feel，find等后，可用过去分词作宾语补足语。 When we saw the road blocked with snow，we decided to spend the holiday at home. 当我们看到道路被雪封住后，我们决定在家度过假期。 The next morning people found the world outside their houses completely changed. 第二天早上，人们发现他们房子外面的世界全变了样。 4.表示“意愿；命令”的动词，如like，want，wish，expect，order等后可用过去分词作宾语补足语。 The manag ... ...