Period 4　语法专题课

学习目标

　　1.Understand the usage of the -ing form as the attribute,predicative and object complement.

　　2.Grasp the skills of using the -ing form as the attribute,predicative and object complement correctly.

感受新知

　　Ⅰ.Read the sentences in which the -ing form is used as the attribute.Find the differences in the usage of the -ing form.

　　1.The boy standing in the classroom is our monitor.

　　=The boy who is standing in the classroom is our monitor.

　　(动词-ing形式作定语,可表示所修饰的名词的动作或状态,可转化成一个定语从句)

　　2.There is a swimming pool in our school.

　　=There is a poolfor swimming in our school.

　　(动词-ing形式作定语,可表示名词的属性、作用或用途,可改为for短语)

　　Ⅱ.Read the sentences in which the -ing form is used as the predicative.Find the differences in the usage of the -ing form.

　　1.The film we saw last night is quite moving.

　　(动词-ing形式作表语,可表示主语的某种性质和特征,常看成是形容词)

　　2.His hobby is collecting wine bottle.

　　=Collecting wine bottle is his hobby.

　　(动词-ing形式作表语,可用来说明主语的内容,表语和主语常可以互换位置)

　　Ⅲ.Read the sentences in which the -ing form is used as the object complement.Summarize the verbs which are followed by the object complement.

　　1.I see a stranger sliding into the manager's office.

　　2.I heard her singing an English song when I passed by her room yesterday.

　　(表示感觉和心理状态的动词see,hear,feel,watch等后接宾语补足语,表示动作正在进行)

　　3.We shouldn't keep our lights burning in the day.

　　(使役动词keep,have,make,get等)

　　Ⅳ.Give the students several minutes to read more sentences,and find out the different functions of the -ing form.

　　1.Students are not allowed to speak aloud in the reading room.

　　2.The report is very encouraging.

　　3.Listen! Do you hear someone calling for help?

　　4.The girl swimming in the river is good at dancing.

　　5.Our greatest happiness is serving the people.

　　Ⅴ.Conclusion.

动词-ing形式作定语 可表示

可表示

动词-ing形式作表语 可表示

可表示