江苏省仪征市月塘中学八年级英语上册《Unit 8 Natural disasters Grammar》教案.doc

《Unit 8 Natural disasters Grammar》
Grammar
Teaching aims and demands:
New words: project, discuss, guidebook, terrible, break, break down, snowball, hit Teaching methods: task-based approach
Teaching task:
1 Further study the past continuous tense.
2 Learn “while” and “when” in the past co ntinuous tense.
Teaching aids: tape recorder
Teaching p rocedures:
Task 1 Ask and answer.
Ask and answer (Model):
A: What was he / she doing?
B: Was he / she …?
A: No, he/she wasn’t. He/she was ……
A: Wha t were they doing?
B: Were they …?
A: They were ……
A: What were they doing?
B: We re they swimming?
A: Yes, they were.
A: What was he doi ng?
B: Was he watching TV?
A: Yes he was.
A: What was she doing?
B: Was she playi ng basketball?
A: No she wasn’t. She was playing volleyball.
Task 2 Oral practice.
Task 3 Presentation.
Grammar: Using the past
conti nuous Tense
运用过去进行时态
语法简介：过去进行时态
（一）构成
was (were) + 动词-in g构成。

(二)形式
过去进行时的肯定式:
I was working.
You were working.
He/She/It wa s working.
We/You/They were working.
现在进行时的否定式:
I was not working.
You were not working.
He/She/It was not working.
We / You / They were not working
（三）用法：
过去进行时表示过去正在发生或进行着的动作
例如：You were listening to me.
They were learning English.
What were you doing?
He was watching TV .
过去进行时的用法：表示在过去某一时刻或某一时间正在进行的动作。

这一特点的过去时，除了有上下文暗示以外，一般用时间状语来表示。

--When were you doing this time yesterday?
--We were working in class.
He was mending his bike at ten o’clock yesterday.
I was drawing a horse when the teacher came in.
While she w as trying to pass a tr uck before her, she saw another car coming. 如：Mary wrote a letter to her friend last night.
Mary昨晚给她的朋友写了封信。

（信写完了。

）
Mary was writing a letter to her friend last night. Mary昨晚一直在给她的朋友写信。

（信不一定写完。

）
Task 4 Practice
Look! Some children ____________(chat).
Sorry, I ________(help) the baby tie the shoelace at present.
Some children ___________(chat) this time yesterday.
Sorry, I ________(help) the baby tie the shoelace at that time.
I _______(wash) my face at 6 this morning.
She _____still ______(lie) in bed this time yesterday.
7 _____you _____(watch) TV from seven to nine yesterday evening.
8 He ______(drink) tea the whole morning.
9 --Where did you go just now?
--To the teachers’ off i ce.
--What were you doing there?
--I _______(solve) a math problem with my teacher. It took us a long time to work it out.
Task 5 Presentation
A)当两个延续（思考．举例）的动作同时发生，两个句子都可用过去进行时来表示，用while 连接
People ________(run)wildly while pieces of glass and bricks ________(fall)down.
2. Yesterday afternoon, while Daniel _______
(work) on the computer, Millie ________(stand) besi de him.
3 We ______(clap) our hands while the performers _______(march) across the park.
B) 当一个延续的动作正在发生的时候，另外一个瞬间动作发生了，可用“when”或“while”连接，较长的动词用过去进行时，较短动词用一般过去时．
Hello kitty _____(wave) to the visitors while she _________(dance) to the music.
We _______(read) a terrible story when suddenly the lights ______(go) out. The doorbell _______(ring) while we __________(talk) on the phone yesterday. Task 6 Practice
1. ______Simon arrived, Amy was reading.
2. I was reading English ______ the teacher
came in.
3. _____my mother was cooking, the phone
rang.
4. Mrs. Wang was listening to music _______
her husband was rea ding newspapers.
Homework
Finish the exercise on your workbook.。