Grammar. When I looked at the picture, I thought of the past sweet memory. Looking at the picture, I...

Grammar 现在分词作状语

When I looked at the picture, I thought of the past sweet memory.

Looking at the picture, I thought of the past sweet memory.

After I had finished the monthly exam,I felt so relaxed.

Having finished the monthly exam, I thought of the past sweet memory.

句型–ing形式的完成式(在 V 的动作之前发生 )

主动

Having +p.p. …, S+V

被动

(Having been) +p.p. …, S+V

Done……………………,S +V…..

-ing形式的一般式（与 V同时或之前发生）

V-ing………., S+V…, V-ing……

被动（ being done）

否定形式 having +p.p.

having been +p.p

V-ing……….,

小结 -ing 作状语的形式及用法

用法 例句时间 Walking along the street, I met Ma

ry. (= While I was walking along the street….)在街上走的时候，我遇到了玛丽。

用法 例句

原因 Being tired, I stopped to take a rest.(= Because I was tired, ….)因为疲倦，我停下来休息。

条件 Turning to the left, you will find the school. (= If you turn to the left, ….)向左走，你就会找到那个学校。

用法 例句

让步 Knowing where I live, he never come to see me .(= Though he knows where I live, ….) 尽管他知道我的住处，但从不来看我。

用法 例句伴随 I stood there, waiting for her. (= …,

and waited for her.) 我站在那儿等她。

结果 It rained heavily, causing severe flooding in the area.(= It rained heavily so that it caused severe flooding in the area.)在这个地方雨下的如此大，以至引发了洪灾。

例如 :

误 : Having been told many times, but he

still couldn’t understand it.

正 : 1.He was told many times, but he still

couldn’t understand it.

2.Having been told many times, he still

couldn’t understand it.

3.Told many times, he still couldn’t understand it.

I. 每空填一词，使该句与所给句子的意思相同。1. Because he was ill, he didn’t go to school.______ ______, he didn’t go to school.2. When she was walking along the street one day, she met an old friend of hers.______ ______ the street one day, she met an old friend of hers.

Being ill

Walking along

3. If it is sunny, we’ll go for a picnic tomorrow.___ ____ ____, we’ll go for a picnic tomorrow.4. After she had finished her homework, the little girl began to watch TV.______ ______ her homework, the little girl began to watch TV.5. Because they had been warned by the teacher, they didn’t make such mistakes.______ ______ ______ by the teacher, they didn’t make such mistakes.

It being sunny

Having finished

Having been warned

6. As it was a holiday, all the shops were shut.____ ____ ____ ______, all the shops were shut.7. If I had been given a longer time, I could have done it better than planned.______ ______ ______ a longer time, I could have done it better than planned.8. After I got home, I found my books missing.______ ______ ______, I found my books missing.

It being a holiday

Having been given

Having got home

9. When he was still a small boy, he went to France with his father.______ ___ _____ ___, he went to France with his father.10. When autumn comes, swallows go to the south.______ _________, swallows go to the south.

Being a small boy

Autumn coming

1.Preview the words to thunderstorm2.Finish off all the exercises in Unit 4 of HWB.3. Exercises on Page 37.

Homework