高中英语人教版 (2019)必修 第一册Unit 4 Natural disasters学案

Unit 4 Natural disasters

Lesson 4 Listening and Talking

【学习目标】

学习过去进行时态的各种句型。

【学习重难点】

过去进行时的应用。

【学习过程】

一、写出下列单词的现在分词：

Play___________ step____________ hide____________ discuss____________

plan___________ wait_____________ buy_____________ try_____________

run___________ shop_____________ begin____________ sit_____________

search_________ mop_____________

二、预习现在进行时与过去进行时的基本构成方法。

1．过去进行时的基本构成方法：was /were + doing

2．讲解过去进行时：

（1）表示过去某一段时间内一直进行的动作。

时间状语: from 8: 00to 9:00 last night等，也可由上下文暗示。

（2）表示在过去某个时间点发生的事情。

时间点如：then, at 8 o’clock last night, when I was sleeping等。

What was she doing at nine o’clock yesterday?  (介词短语表示时间点)

When I saw him, he was decorating his room.  (when从句表示时间点)

（3）通常不能用于过去进行时的动词改错：

I was knowing the answer._______________________

I wasn’t understanding him. _____________________

（4）句型：

肯定句：主语+ was /were +doing +其它

否定句：主语+ was /were +not +doing +其它

一般疑问句：Was /Were +主语+ doing+其它?

肯定回答：Yes, 主语+was /were.

否定回答：No, 主语+wasn’t /weren’t.

特殊疑问句：特殊疑问词+was /were+主语+ doing+其它?

三、知识点

1．terrible   adj.  terribly   adv.

昨晚，第九大街发生了一起可怕的交通事故。

A ______ _______ _______ _______ on ______ Street last night.

今天他病得很厉害。 He is ______ ______ today.

2．break   v. 打破，破碎      broke （过去式）

broken   adj. 打破的，损坏的

老师正在努力查明谁打破那扇窗子。

The teacher is ______ ______ ______ ______ _______ ______ the window?

break down 坏掉，出毛病=be broken=don’t work

上周我的电脑坏掉了。

My computer ______ _______ last week.

=There ______ ______ _______ ________ my computer last week.

= My computer _______ ______ last week.

3．hit(击中，打)  过去式 hit

The car almost hit you, ______________? (反义疑问句)

hit sb. in/on +the +部位  （软部位用in 硬部位用on）

他打了那个小偷的脸。He _______ the thief _______ ________ face.

没有人知道谁打了那个强盗的鼻子。

Nobody ________ who ______ the robber ______ ______ _______.

【达标检测】

一、用动词的适当形式填空。

1．I ______________ (have) my breakfast at half past six yesterday morning.

2．Mary _________ (go) over her lessons from six to seven last night. John and peter __________ (do) the same thing.

3．What ________ you ________ (do) at that time? We _________ (watch) TV.

4．Was your father at home yesterday evening? Yes, he was. He _____________ (listen) to the radio.

5．They ____________ (not make) a model ship when I __________ (see) him.

6．__________ they _________ (have) a meeting at 4 yesterday afternoon? No, they ________. They ____________ (clean) the classroom.

7．______ it ______(rain) when you left school?  Yes, it ________.

8．What _____ your father ________ (do) when he _________ (be) your age?

9．One day, Edison _____ (wait) for a train to arrive, and suddenly a little boy __________(run) to the track(轨道) to play.

10．What __________your father _______ (do) yesterday evening?

He __________ (study) at the evening school.

二、按要求进行句型转换。

1．We were having a PE class at four yesterday afternoon. (改为否定句)

We _______ ________ a PE class at four yesterday afternoon.

2．I was reviewing my lessons at eight last night.

(改为一般疑问句，做肯、否回答，对划线部分提问)

____________________________________________________

____________________________________________________

____________________________________________________

____________________________________________________

3．He ran in the park. (用at this time yesterday改写)

___________________________________________________

4．They were playing computer games at nine last night. ( 对划线部分提问)

____________________________________________________

5．I was reading a novel at three yesterday afternoon in the library. ( 对划线部分提问)

____________________________________________________

三、翻译下列句子。

1．地震开始的时候，很多人正在床上睡觉。

Many people _______ _______ in the bed when the ________ ________.

2．你昨天这个时候在干什么？我在搜索因特网。

_________ ________ _________ _________at this time yesterday?

I_________ _________the Internet.

3．老师进来时，学生在小声说话吗？是的。

_____ the students______ softly when the teacher____ ____the classroom?

Yes, ______ ______.

4．当我看电视的时候，我弟弟在玩电脑游戏。

______ I _____ ______ TV, my brother_____ _____ computer games.

5．当他们在一家咖啡店闲聊时，突然听到一声像打雷似的巨响。

______ they _____ ______with each other in a coffee shop, they suddenly _______ a loud noise______ _______.