Unit 12 Life is full of the unexpected. 第2课时 课件+教案+练习+素材

课题

Life is full of the unexpected.

教学目标

Master the use of the past perfect tense, and learn to use this tense to describe the occurrence of accidents. Share and talk about each other's experiences, using the vocabulary, phrases and sentence patterns related to this lesson.

教学重难点

1. Review and consolidate the new words and phrases learned in Section A, and achieve the goal of proficiency.
2. Summarize the different patterns of the past perfect tense.
3. Summarize the use of the past perfect tense.

教学过程

Lead-in

Learn

Step 1  Reading

Work on 3a. Read the passage and answer the questions:

1) Which two events does the writer mention?

2) How did the writer end up missing both events?

1. Ask Ss to have a look at the questions before they start.

2. Let Ss complete the work on their own.

3. After a while, ask some students to report their answers to the class．Write the events on the blackboard as they report．

Keys: 1. The writer mentions the September 11 attack in New York and the

earthquake in New Zealand.

     2. The writer went to get a coffee first and was not in the office when the plane hit the World Trade Center. He/she had overslept and missed his/her flight, so he/she was able to avoid the earthquake.

4. After checking the answers, tell students to read the article again more carefully．

Tell them to find out the words or sentences which they can’t understand this time．

Do some explanation and make sure that the students make everything clear about the article．

5. Ask students to pick out the sentences with the Past Perfect Tense．Tell them to underline them and come up with the reason to use the tense．

阅读方法指导：

快速阅读全文，注意描述事件的关键词或短语，有助于整篇文章的理解。

这些关键词可能是动词或动词短语，可能是介词短语，形容词，或连词等。

第一段：found a job, arrived at, was about to, even though, stared, in disbelief, the burning building alive

第二段：woke up, went off, had taken off , till, unexpectedly , turned into 

Step 2  Careful Reading

Work on 3b.

1. Ask Ss to read the passage again and find words from the passage with opposite meanings to the words below.

1. lost --    2. west --  3. below --  4. dead --   5. empty --

Keys:  1. found  2. east   3. up   4. alive  5. full

2. Let Ss write a sentence with each word on their own.

e.g. I found the money on the floor.

1.Ask several students to write their sentences on the blackboard.

2.Check their answers together.

Step 3  Practice

Finish 3c.

1. Work in pairs. Retell one of the events to your partner.

2. Ask some Ss to retell one of the events to the class. Practice their skills.

Keys: On September 11, 2001, I arrived at my building in the morning and was about to enter the office building, when suddenly I decided to buy a coffee. The unexpected thing came about when I was waiting in the line that a plane crashed the office building where I work. People were staring at the burning plane in disbelief. How dangerous it was!

Step 4  Practice

Finish 3c.

1. Work in pairs. Retell one of the events to your partner.

2. Ask some Ss to retell one of the events to the class. Practice their skills.

Keys: On September 11, 2001, I arrived at my building in the morning and was about to enter the office building, when suddenly I decided to buy a coffee. The unexpected thing came about when I was waiting in the line that a plane crashed the office building where I work. People were staring at the burning plane in disbelief. How dangerous it was!

Step 5  Try to Find  

1. 由when, by the time, before等引导时间状语从句时，若描述发生在过去的事，主句常用过去完成时(had + 过去分词)表示动作发生在过去的过去。

2. be about to do, be doing等表示即将或正在做某事时，常用when引导从句表示突然发生的动作，when可省略。

Step 6  Practice

1. Work on 4a.

Ask Ss to make sentences using by the time or before on their own.

1)Ask five students to the blackboard to write their sentences.

1. Tim went into the bathroom. Mary got up.

  By the time Mary got up, Tim had already gone into the bathroom.

2. The coffee became cold. I put cream (n. 奶油) in the coffee.

  __________________________________

3. The teacher collected the math homework. I got to school.

  __________________________________

4. I completed the work for my boss. The workday (n. 工作日) ended.

  __________________________________

5. The movie started. I arrived at the cinema.

  __________________________________

6. My mother finished making the apple pie (n. 果馅派). I got home from my language course.

  __________________________________

2)Correct their sentences together in class.

2. Work on 4b.

1) Let Ss read the words or phrases in the box and try to understand the meanings of them.

2) Fill in the blanks with the correct forms of the words by themselves.

1. By the time I arrived at the party, everyone  else _____ already __________.

2. When he put the noodles into a bowl, he  realized he ____________ to add the green beans (n. 豆).

3. By the time my mother came back from the  market (n. 市场), I ____ already __________ the door to go for my piano lesson.

4. Before she got to the airport, she _________  ___ about the earthquake.

5. When she _________ the movie theater, she _____ remembered she had forgotten to feed her dog.

6. Before she got a chance to say goodbye, he ____________ the building.

3) Correct their answers together.

Work on 4c.

1)Let Ss think about his/her day yesterday.

2)Let them write two true statements and one false statement about their day yesterday.

3)Ask their classmates to guess the false statement.

e.g. 1. By the time I left for school in the morning, ___________________________.

2. By the end of the school day, _____________________

3. By dinner time, _____________________________

Language points

1. I was about to go up when I decided to get a coffee first.

  be about to 忙于；即将做某事。侧重于表示动作马上就要发生，常与when引导的从句连用，但不与具体的时间状语连用。

  e.g. One of my friends is about to have her second baby. 

我的一个朋友马上就要生第二个小孩了。

2. I went to my favorite coffee place even though it was two blocks east from my office.

  even though 即使， 虽然， 尽管， 用于引导让步状语从句。

  block n. 街区

  e.g. He’s the best teacher, even though he has the least experience.

     他虽然经验最少，却是最好的老师。

3. We stared in disbelief at the black smoke rising above the burning building.

   stare v. 盯着看， 凝视

   表示看得比较仔细，有时候也带有吃惊的意味去看，常与at, into连用。

   e.g. Don’t stare at me like that.   别那样盯着我看。

in disbelief 不相信 ，疑惑， 怀疑

e.g. Tamara stared at him in disbelief, shaking her head.

      塔玛拉一边狐疑地盯着他看，一边摇着头。

      She looked at him in disbelief.   她全然不信地看着他。

above  prep.

1)（表示位置）在…正上方；高于”（与 below相对）。

   e.g. That big high-rise above us is where Brian lives.

      我们上面的那座摩天大楼就是布赖恩住的地方。

      He lifted his hands above his head. 他将双手举过头顶。

2) 表示在地位、级别、能力、资历、重要性等方面“超过”、“在……之上”、“比……强”。

   e.g. He is above the others in ability.   他的能力优于其他人。

      He is above me in every way.   他各个方面都比我强。

3) adv. 在上面

   e.g. There are snowy peaks above.   上面是白雪皑皑的群峰。

      See the examples given above.   见上述例子。

burn   v. 着火，燃烧

(burnt, burnt / burned, burned)

burning  adj. 着火的；燃烧的

e.g. Ouch! The sand is so hot! I can burn my feet.   

       哎哟！沙子这么烫！会烫伤脚的。

      He was trapped in a burning house.   

      他被困在正在燃烧的房屋里。

4. I felt lucky to be alive.

  alive 一般作表语；也可以作后置定语或宾补。 “活(着)的；在世的；(继续)存在的”；反义词是dead。

  e.g. Do you know she’s alive?  你知道她还活着吗？

     People alive should try their best to live better. (后置定语)

     活下来的人应该尽力生活得更好。

     Tom was kept alive in the big fire.

     ( 宾补) 汤姆在这次大火中活下来了。

辨析 alive, living, lively

alive “活着的”，在句中常作表语或定语。作表语时，常可与 living互换；作定语时，常要放在被修饰词之后。

living“活着的”，在句中用作表语或定语。

lively“活泼的”，在句中可作表语或定语。

5. But by the time I got to the airport, my plane to New Zealand had already taken off.

  airport  n. 机场

  take off 脱掉； 起飞

  e.g. He took off his hat and bowed as he passed.   他经过时脱帽鞠躬。

     We eventually took off at 11 o’clock and arrived in Venice at 1:30.

     我们终于在11点起飞，1:30 到达威尼斯。

Exercises

Ask students to do some exercises that they have learned in the class.

Homework

Read and memorize the words in this lesson.