Unit 2 Discovering Useful structuresppt课件 -（2021新）人教版高中英语必修第三册(1).pptx

1、UNIT 2 Discovering useful structure动词ing作状语和宾语补足语lead-in: review the useful structure in the last unit这个电影又感人又有趣This film is interesting and moving.V-ing as the predicative(表语)lead-in: review the useful structure in the last unit这个正在微笑的女孩在雪地里翩翩起舞The smiling girl is dancing in the snow.V-ing as the a

2、ttribute(定语)Learn more about V-ing read the sentence below and discuss the function of each -ing form.uHer brother complained, thinking of the high tuition fees. uThinking of all the people still in need of help, Dr Lin opened a private clinic.uThe new Peoples Republic of China saw Lin Qiaozhi playi

3、ng a key role.more examples in the reading part After working for a few years, she was sent to study in Europe . She was known as the “mother od ten thousand babies”, having delivered over 50,000 babies in her lifetime.V-ing 作状语和宾语补足语01 V-ing 作状语Rule : 互相转换V-ing形式做状语 相应状语从句(时间，原因，结果)伴随状语可以转换成并列谓语V-i

4、ng作时间状语可以转换成时间状语从句 Hearing the knock on the door,they stopped talking. When they heard the knock on the door, they stopped talking.总结：n时间状语转变时间状语从句时， 加上引导词，加上主语，把动词ing转变成谓语动词。状语从句变状语则反之。V-ing作原因状语可以转换成原因状语从句 Being ill, he didnt go to school yesterday. As he was ill, he didnt go to school yesterday.总

5、结：n原因状语转变原因状语从句时， 加上引导词，加上主语，把动词ing转变成谓语动词。状语从句变状语则反之。V-ing作结果状语可以转换成结果状语从句nTom stayed up late last night, feeling sleepy in todays class Tom stayed up late last night, so he felt sleepy in todays class小结：n结果状语转变结果状语从句时， 加上引导词，加上主语，把动词ing转变成谓语动词。状语从句变状语则反之。n原因状语一般在句子开头，结果状语一般在句子结尾。V-ing作伴随状语可以转换成并列谓

6、语nThe students stood there,waiting for the bus. The students stood there and waited for the bus.小结：n伴随状语转变并列谓语时， 去掉逗号，加上并列连词and，把动词ing转变成谓语动词。并列谓语变伴随状语则反之。动词ing的时态形式 一般式：doing(主动语态) : being done(被动语态) 完成式：having done(主动语态) :having been done(被动语态)表示动作发生在谓语动词之前02 V-ing 作宾语补足语表示正在进行的动作或者经常存在的状态，常做感官动词，

7、一些使役动词，或者with的复合结构中的宾语补足语1.V-ing在表示感觉的感官动词后作宾补 feel, smell, hear, listen to, watch, see, notice, observe(观察) 我感觉有人在拍我肩膀。（pat sb on the shoulder） I felt someone patting me on the shoulder. 我注意到一个学生溜进了教室。（slide into） I noticed a student sliding into the classroom.2. V-ing在使役动词“使”“让”后作宾补 have， keep, ge

8、t, leave, let, make, set, send等。 很抱歉让你等这么久。 So sorry to keep you waiting for so long. 他把她一个人留在街上哭泣。 He left her crying in the street.3.V-ing在With 的复合结构中作宾补 复习复合结构：with+名词或代词+宾补 由于噪音不断，我不能专心做作业。 I can not concentrate on my homework with the noise going on. 这么多人看着她，她感到很紧张。 With so many people looking

9、at her, she felt nervous.practice makes perfect句子填空 他抽着烟，走进会议厅 ， he entered the meeting hall. 看到演员们载歌载舞的时候，小宝宝也学着手舞足蹈。 ，the little baby did likewise. 他又一次迟到，让他的老师很生气。 He was late again, .Smoking a cigarette Seeing actors singing and dancingmaking his teacher very angry句子改写 Smoking a cigarette, he en

10、tered the meeting hall. He smoked a cigarette and entered the meeting hall. Seeing actors singing and dancing, the little baby did likewise. When the little baby saw actors singing and dancing, the little baby did likewise. He was late again, making his teacher very angry He was late again, so he made his teacher very angryHomeworkto finish the Section 3 of the workbook