2019学年高一年级英语牛津译林版必修2教学设计：Unit3 Amazing p

Unit 2 Amazing people

Period 4 Grammar

一．【设计思想】

以观察—发现—讨论—归纳—运用为主要教学模式，充分利用本单元语言素材，通过多种图示和语法规则的呈现，让学生比较全面系统地掌握过去完成时的用法、一般过去时与过去完成时的用法区及现在完成时与过去完成时的用法区别。

二．【教学目标】

Master the usage of past perfect tense.

三．【教学重难点】

The main usage of past perfect tense.

The differences between present perfect and past perfect.

【课堂导入】

Step1：观察与思考（请赏析课本中含有“过去完成时”的句子并口头将它们翻译成中文）1. (L7P42) By the 1920s, he had become an explorer, searching for the tombs of the Egyptian kings.

2. (L17P42) The tomb contained more treasure than any of us had ever seen before, as well as the mummy of the king.

3. (L23P42) Upon their entering the tomb, Carter’s lucky pet bird, which he had left in Cairo, was swallowed by a snake.

4. (P48) Carter said that they had hidden the entrance to the tomb.

5. (P48) I had done my homework this morning before I went to the museum.

【课堂教与学】

Step2：请阅读教材48页有关内容，然后总结过去完成时构成形式和主要用法

Step3： Complete Part A(on Page49)

Step4： Complete Part B(on Page50)

Step4： Present perfect or past perfect?

1. The present perfect tense is used when we are talking about a past event which relates to the present time.

e.g. Howard Carter is one of the most famous explorers the world has ever known.

2. The past perfect tense is used when we are discussing the past and want to talk about an even earlier event.

e.g. Not long after the tomb had been opened, people in Carter's team began to fall ill and die strangely.

【课堂巩固】

请用适当的时态完成下列句子

1. We （已经学了5000单词）by the end of last month.

2. I （已经完成作文）before supper.

3. They （已经吃过早饭）before they arrived at the hotel.

4. How many English films （你已经看过）by the end of last term?

5. He said he （从未见过）such an exciting match before.

6. Most of the guests （已经离开）when he arrived at the party.

7. When Jack arrived, he learned Mary （已经离开）for

almost an hour.

8. She didn’t go to bed until she （已经完成）the work.

9. It was the third time that he （失业）that year.

10. As soon as I saw a lady getting off the bus, I knew it was she, for I _____________________

（以前见过她）.

【知识小结】

A. 过去完成时的构成形式：had + 过去分词

【提升与拓展】

I. 请用“过去完成时”将下列句子翻译成英文

1. 当我醒来时，雨已经停了。

2. 昨夜十点钟之前他已上床睡觉了。

3. 当我到达车站时火车已经开走了。

4. 当车来的时候，我在车站已经等了20分钟。

5. 他说自从1949年以来他就一直在那家工厂工作。

6. 他们本来打算去帮忙，却没有能够及时赶到那里。

II. 单项填空有点难度，解题时别想当然哦！

1. The police found that the house and a lot of things .

A. has broken into; has been stolen

B. had broken into; had been stolen

C. has been broken into; stolen

D. had been broken into; stolen

2. —How long _____ each other before they _____ married?

—For about a year.

A. have they known; get

B. did they know; were going to get

C. do they know; are going to get

D. had they known; got

3. —I'm sorry to keep you waiting.

—Oh, not at all. I ______ here only a few minutes.

A. have been

B. had been

C. was

D. will be

4. －Who is Jerry Cooper?

－ ? I saw you shaking hands with him at the meeting.

A. Don't you meet him yet

B. Hadn't you met him yet

C. Didn't you meet him yet

D. Haven't you met him yet

5.— my glasses?

—Yes, I saw them on your bed a minute ago.

A. Do you see

B. Had you seen

C. Would you see

D. Have you seen

6. John and I friends for eight years. We first got to know each other at a

Christmas party. However, we each other a couple of times before that.

A. had been; have seen B have been; have seen

C. had been; had seen D have been; had seen

7. The little girl _____ her heart out because she _____ her toy bear and believed

she wasn’t ever going to find it.

A. had cried; lost

B. cried; had lost

C. has cried; has lost

D. cries; has lost

8. You don't need to describe her. I her several times.

A. had met

B. have met

C. met

D. meet

9. He kept looking at her, wondering whether he her somewhere.

A. saw

B. has seen

C. sees

D. had seen

10.—George and Lucy got married last week. Did you go to their wedding?

—No, I . Did they have a big wedding?

A. was not invited

B. have not been invited

C. hadn’t been invited

D. didn’t invite

11. He _____ more that 5,000 English words when he entered the university at the age

of 15.

A. has learned

B. would have learned

C. learned

D. had learned

12.－The coffee is wonderful!

－It doesn’t taste like anything I _____ before .

A. was having

B. have

C. have ever had

D. had

ever had

13. The policeman's attention was suddenly caught by a small box which ______ placed

under the Minister's car.

A. has been

B. was being

C. had been

D. would

be

14. When the old man ______ to walk back to his house, the sun _____ itself behind

the mountain.

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