过去分词作状语教学设计

GRAMMAR 教学设计

V-ed form as adverbials

what&how

Teaching aim:

Help the students to grasp the key rules to use the ed-form.

Teachering method：

From example to theory.

Teaching process:

Activity one:

用过去分词短语代替每个句子中的从句

1.Because he was born in a poor family, he had only two years of schooling.

Born in a poor family, he had only two yeas of schooling.

2.Because they were encouraged greatly, they worked even harder.

Encouraged greatly, they worked even harder.

3.When they are looked at from a distance, the hills resemble a sleeping woman.

Looked at from a distance, the hills resemble a sleeping woman.

4.If he will be given another chance, he will do better.

Given another chance , he will do better.

5.If these flowers had been given better attention, they could have have grown

better.

Given better attention, these flowers could have grown better.

6.Although he was tired, he went on working.

Although tired, he went on working.

用从句代替过去分词短语

⏹Born in a poor family, he had only two yeas of schooling. (原因）

⏹Looked at from a distance, the hills resemble a sleeping woman. （时间）

⏹Given another chance , he will do better.（条件）

⏹Given better attention, these flowers could have grown better. （条件）

⏹Although tired, he went on working.

Conclusion one（结论一）:

V-ed form can be used as adverbials of time, reason, condition, concession.

过去分词短语在句子中可充当时间、原因、条件、让步状语,相当于时间、原因、条件、

让步状语从句。

GUESS :V-ed作什么状语：

Given another chance, he will do better. 条件

Seen from the top of the hill , the city looked like a big garden. 时间

Laughed at by many people, he continued his study. 让步

Devoted to work, he paid little attention to the world around him. 原因

Activity two:

基础训练

1. ____ more attention, the tree could have grown better.

A. Given

B. To give

C. Giving

D. Having given

2. The computer center, ____ last year, is very popular among the students in this

school.

A. open

B. being opened

C. having opened

D. opened

3.____ in thought, he almost ran into the car in front of him.

A. Losing

B. Having lost

C. Lost

D. To lose

4.The plan is so designed that once ____ nothing can be done to change it.

A. begins

B. having begun

C. beginning

D. begun

5. ____ such heavy pollution already, it may now be too late to clean up the river.

A. Having suffered

B. Suffering

C. To suffer

D. Suffered

6. Though ____ of the danger， he still went skating on the thin ice.

A. warning

B. to warn

C. warn

D. warned

7. ____, they ran out of the room.

A. Being excited and happily

B. Exciting and happy

C. Exciting and happily

D. Excited and happy

8. Prices of daily goods ____ through a computer can be lower than store prices.

A. are bought

B. bought

C. been bought

D. buying

9. If ____ green， the door might look more beautiful.

A. paint

B. painted

C. painting

D. to paint

10. Unless ____ to speak, you should remain silent at the conference.

A. invited

B. inviting

C. being invited

D. having invited

（Because he was) lost in thought, he almost ran into the car in front of him. Though ( he was) warned of the danger， he still went skating on the thin ice. TIP ONE:

当状语从句的主语与句子的主语一致，且谓语动词是系动词时，常省略从句主谓语，用过去分词作状语。

If invited, I will go to her party.

When heated, water changes its form.

Although tired, he went on working.

TIP TWO:

过去分词短语作状语时，必要时前面可加连词when, if, once, though, unless等，以表明作何种状语

提升训练

GROUP 1

A. Seen

B. Seeing

C. To see

D. Being seen

*1._______ from the top of the hill, the city was very beautiful.

*2._______ from the top of the hill, we managed to get to the summit.