新概念4A unit7-过去进行时.ppt

1、Lesson 7,Too late,Diamond,杨恩July,1. 飞机晚点了； 2. 侦探们在机场等了整整一个上午。 3. 让他们吃惊的是； 4. 这个贵重的包裹里面被塞满了石头和沙子； The plane was late Detectives were waiting at the airport all morning. To their surprise; The precious parcel was full of stones and sand.,Interpreter,Detective n. Airport n. Expect v. Valuable adj. Stea

2、l v. Main adj. Guard n. Sand n.,侦探 机场 期待，等待； 贵重的，珍贵的； 偷 主要的 哨兵，警卫员 沙子,Text,1. Detective were waiting at the airport all morning. 过去进行时： 描述在过去的某一时间段正在发生的事情； 一般过去时： 在过去的某一个时间发生的某一个动作；,今天早上我给我的父母打过电话； （一般过去） I phoned my parents this morning. 她昨天下午在读英语； （过去进行） She was reading English yesterday afternoon

3、.,3）一般过去时和过去进行时在时间状语从句中的应用： 当我开门的时候，电话一直在响； The telephone was ringing when I opened the door. 当她在房间里哭的时候，她妈妈走了； When she was crying in the room, her mother left.,动作可延续，用过去进行时；动作为瞬间性的，用一般过去时； 都是瞬间性的动作，均用一般过去时 ； When I saw him, I heard him. 表示多次重复或习惯性的动作时多用一般过去时； He rang the door bell ten times. He wa

4、s ringing the door bell ten times.,2. A few hours earlier, someone had told the police that thieves would try to steal the diamonds. 1) would do 用于过去将来时，其原形为will. 因为事情发生在相对于过去时间的将来，故用would. My aunt said that she would leave 20,000 dollars for me . 2)try to do sth try doing sth Bill tried to write an

5、 English book. The little boy tried phoning his home number.,尽力做某事,试着做某事,3. when the plane arrived, some of the detectives were waiting inside the main building while others were waiting on the airfield. when , as 和 while 的用法： 1)when 既可以接延续性动作，又可以接非延续性动词； When I was eating, an old man fainted on the

6、 street. 我正在吃饭的时候，一个老人晕倒在街上了。,2) as 的用法非常灵活，经常可以替换when. As I came home, my mother was cooking supper. 3) while 多接延续性动作； while the manager was walking down the street, I followed him.,Two men took the parcel off the plane and carried it into the Customs House. Take sth off somewhere. 把某物从某处拿下来； Carry

7、 sth into somewhere. 把某物拿进某地； Please carry the rice into the kitchen. 请把大米扛到厨房里。,Keep guard at the door To one s surprise To ones disgust,The precious parcel was full of stones and sand ! Be full of sth 充满某物 Life is full of surprise.,Detective n. Airport n. Expect v. Valuable adj. Steal v. Main adj.

8、 Guard n. Sand n.,侦探 机场 期待，等待； 贵重的，珍贵的； 偷 主要的 哨兵，警卫员 沙子,Detective n.侦探 Detective story V. detect 侦查，发现,Expect v. 期待 =look forward to 期待，等待 ； We are expecting the Olympic Games in 2016. 1999 Expect sb to do sth. 期待某人做某事 we expect you to be No. 1.,Valuable adj . 贵重的，珍贵的 =precious /precious stone 宝石,ma