Learning about Language教学设计(第二课时)

Grammar——Past Participle used as Adverbial 一．教学目标

1.

Revise the Past Participle used as Adverbial. 2.

Enable the students to use P.P correctly. 3.

Let the students enjoy grammar learning. 二．教学重点

Past Participle used as Adverbial

三．教学难点

The difference between -ed form and -ing form 四．教学方法

Practicing and summarize 五．教学过程

Step1 Lead in

观察并总结

1)The professor came in, followed by a group of young

people .（伴随状语）

2)Heated , water changes into steam .（

条件/时间

）

3) Born in a poor family, he had only two years of schooling.（

原因/时间）

Summary: 1过去分词作状语时，说明动作发生的背景或情况，等同于一个状语从句。

2.过去分词作状语时与主句主语构成

被动

关系，表示被动和完成

Step2 Summary

1、作原因状语，等于as / since / because 引导从句

Eg: Moved by what she said ,we couldn’t help crying . = ( As/because we are moved by what she said …

2、作时间状语，等于when 引导时间从句

注：如果分词表示的动作与谓语的动作同时发生，可在分词前加when/ while / until 等使时间意义更明确。

Eg: Seen from the hill ,the park looks very beautiful .

=

When the park is seen from the hill…

3、作条件状语等于

if

/

whether 引导从句

Eg: Given more attention , the cabbages could have grown better .= ( If they have been given more attention …. 4、作方式或伴随状语

Eg: The actress came in , followed by her fans .

5、作让步状语, 相当于though, although引导的从句。

E g: Tired ,he still kept on working .=（Although he was tired ,) he ….

Step3 现在分词与过去分词作状语的区别

①现在分词作状语时，与其逻辑主语之间是主动关系；

②过去分词与其逻辑主语之间则表示被动关系。

【针对练习】

1._______(use) for a long time, the book looks old.

2._________(use) the book, I find it useful.

Step6 Practise Step7 Homework