Learning about Language公开课教案（教学设计）

Book 8 Unit 3 Inventors and Inventions Grammar Teaching goals:

1. Ability goals Enable the students to use the past particles as the attribute, predicative and object complement

2. Learning ability goals

Help the students lean how to use the past particles as the attribute, predicative and object complement

Teaching important & difficult points: How to use the past particles correctly Teaching methods Task-based method, individual work and practice Teaching procedures & ways

Step I Lead-in

1. Show the students some English proverbs and ask them to guess their meanings. 

Easier said than done. 

Well begun, half done. 

Joys shared with others are more enjoyed. 

Keep your mouth shut and your eyes open. 2. ask the students what these proverbs all include and introduce the topic ---- the past participles

Step II Grammar focus I：The past participles used as the attribute 1. Show the student a passage and ask them to find the past participles in it.

Last Monday our class went on an organized trip to a forest to study the wildlife.

We planned to have our picnic lunch in the forest next to a fallen tree, but the terrible smell given off by a polluted river made us feel sick. We searched the forest for the polluter, and found an unknown factory throwing waste into the river. We all think it is a serious problem and one solution suggested by all of our classmates is to close the factory as soon as possible. 2. Discussion and conclusion Summary 1:单个的过去分词用作定语时，通常置于其所修饰的词之

;过去分词短语用作定语时，一般置于其所修饰的词之

，做

，其作用相当于一个

。

Summary 2:及物动词的过去分词作定语,与其修饰词之间是

关系且过去分词表示的动作

；不及物动词的过去分词作定语只表示动作

。

3. Comparison:

*What’s the difference between the past participles and the present participles when they are used as the attribute? *The three forms of the past participles when they are used as the attribute II: The past participles used as the predicative 1. Continue with the story above and ask them to find the past participles in it. Since everyone seemed worried about the river, our monitor wrote a letter to the Environmental Protection Agency, reporting the present situation. However, it seemed that the EPA was not interested in it. The problem still remained unsolved. Not having received any reply, all of us felt disappointed. 2. Discussion and conclusion Summary :过去分词作表语时，位于

的后面，相当于一个

，用来说明主语的

。

3. Comparison:

What’s the difference between the past participles and the present participles when they are used as the predicative? III: The past participles used as the object complement 1. Continue with the story above and ask them to find the past participles in it.

Just before we totally forgot it, word came that the government ordered the

factory closed because it got the environment polluted. With this problem settled satisfactorily, all of us felt happy. We visited the forest again and were happy to find the river protected well, which made us extremely excited.

2. Discussion and conclusion

*Form: vt./prep. + 宾语

+ 宾补/done

*Summary 1:过去分词作宾补，可以表示它与宾语之间是_____关系，又可以表示该动作

.

*Summary 2: 需用过去分词作宾语补足语的情况

Step III

Practice

Divide the students into two groups according to their different sexes and let them have a competition. The representatives of each group take turns to finish exercises, which are classified into five points, ten points and fifteen points. Each representative can choose one and get the according points when he answers it correctly. The group that gets higher points is the winner.

Step IV Homework Ask the students to do the followings. 1. Finish the Exercise in work book and supplement material on grammar 2. Preview the reading materials in Using Language