Unit 12Life is full of the unexpected.,Section A （Grammar Focus4c）,语法聚焦,过去完成时,如： By the time the doctor arrived, the poor man had already been dead for ten minutes. 医生赶到时，那个可怜的人已经死了10分钟。 I had finished my homework before supper. 我在晚饭前就把作业做完了。 He told me that they had never seen such a good film before. 他（过去）告诉我他们之前从来没有看过这么好的一部电影。,如： They arrived at the station at ten yesterday. 他们昨天10点到达车站。 They havent arrived at the station. 他们还没到车站。 They had already arrived at the station by ten yesterday. 他们昨天10点之前已经到了车站。,课堂练习,一、用所给单词的适当形式填空 1. The head teacher has _ （collect）all the students to the big classroom. 2. So you get a ticket to Hollywood? What a_ （luck） guy you are! 3. As time went on, Mary began to wonder if John had_ （forget） their date. 4. My aunt used to be a _ （work） in a town factory. 5. Adam_ （think） for a short while and he worked out the physics problem at last.,collected,lucky,forgotten,worker,thought,二、单项填空,B,（ ）1. she ran to the classroom, the teacher had begun the class. A. What time B. By the time C. At the time D. During the time （ ）2. When I got to the bus stop, the bus . A. has already left B. already left C. left D. had already left （ ）3. Yesterday I met Charles. We each other since we middle school. A. havent seen; finished B. havent seen; finishing C. hadnt seen; finishing D. hadnt seen; finished,D,D,（ ）4. The film for ten minutes before we got to the cinema. A. has already been on B. has already begun C. had already been on D. had already begun （ ）5. How clean the room is today! Oh, yes! Who it? A. is cleaning B. will clean C. has cleaned D. had cleaned （ ）6. Did you see Kelly at the party? No. She by the time I got there. A. left B. was leaving C. had left D. has left （ ）7. ! She missed her train again this morning. A. What good luck B. What bad luck C. How time flies D. How bad luck,C,C,B,C,（ ）8. you ever Guangdong food, Joe? No, never. But I was told it was delicious. A. Do; try B. Will; try C. Did; tried D. Have; tried （ ）9. Youd better hurry. Well be late for the plane. Dont worry. The plane will in two hours. A. take out B. take away C. take off D. take up （ ）10. It is said that Jay Chou sang his latest song in the concert. Thats impossible. In fact, he had never by the time the concert ended. A. put up B. set up C. fixed up D. shown up,D,C,D,三、阅读下面一段对话，根据其情景，完成对话。（其中有两项多余） A: Hi, Mary! You look sad. 1. ? B: Ive just heard of a piece of bad news. A: 2. ? B: Its reported that a ship called the East star turned over. A: 3. ? B: Yes, it is. There are over 400 people on the ship and most of them are missing.,Whats wrong/ the matter/the trouble (with you),What is it/the news about,Is it serious,B: Yes, it is. There are over 400 people on the ship and most of them are missing. A: Really? . _. How did it happen? B: Im not sure. It seemed that the ship was hit by a heavy storm. A: ? B: It happened on the Yangtze River in Hubei Province on the night of June 1st. and the Chinese government is trying the best to rescue （救援） the people in the disaster. A: Hope everything goes well.,4.Thats/ sounds terrible/bad/ Im sorry to hear that,5.When and where did it happen,