Unit3 Discovering Useful Structures(ppt课件)-2022新人教版（2019）《高中英语》选择性必修第一册.pptx

1、Discovering Useful StructuresThe-ing form:动名词动名词现在分词现在分词V-ing 形式形式1.Families celebrating the Chinese New Year can enjoy exciting dragon dances and carnivals together.The performances are just amazing.2.The new Peoples Republic of China saw Dr Lin Qiaozhi playing a key role.3.Thinking of all the peop

2、le still in need of help,Dr Lin opened a private clinic.4.She was known as the mother of ten thousand babies,having delivered over 50,000 babies in her lifetime.What are the functions of the ing form in the sentences?定语表语宾语补足语状语状语定语时态时态 /语态语态主动主动语态语态被动语态被动语态复合复合结构结构否定式否定式V-ing一般式一般式doingbeing donesb

3、/sbs doingsb/sbs not doingsb/sbs not having done完成式完成式having donehaving been done句子句子成分成分主语主语表语表语宾语宾语宾补宾补定语定语状语状语V-ing动动名名词词现现在在分分词词1.Even though the sun is brightly shining,telling whether it is morning or night is impossible.2.Following the reindeer were the Sami people,who made this territory the

4、ir home.3.Getting here is quite difficult,so apart from the Sami very few people have ever seen Sarek.4.For hundreds of years,looking after reindeer was a way of life for the Sami.5.Being in such a beautiful and wild place makes me feel blessed to be alive.used as the subjectused as the subjectused

5、as the subjectused as the subject-ing形式作形式作主语主语，相当于一个，相当于一个名词名词,多指多指抽象抽象、概念性概念性的动作，的动作，经常性经常性或或习惯性习惯性行为。行为。Xixi National Wetland Park,_(cover)10 km2 in western Hangzhou,is the first national wetland park in China._(combine)city life,nature and wetland makes the park a popular destination both for fo

6、reign visitors and local residents.At Xixi,_(take)a boat ride,_(walk)along path,and _(experience)local customes and traditions of the villages in this park are at the top of the list of peoples favourite activities.With trees,bushes,and colourful flowers _(grow)along the riversides,the park shows di

7、fferent sides of beauty in different seasons.In order to better develop and preserve the place,_(limit)human impact on Xixi Wetland was considered by the park designers.All the new buildings were designed in a traditional way to fit into the natural environment.This green,watery world is home to bir

8、ds and fishes.With trees _(grow)in the shallows,the wetland is a land system for providing clean water and producing oxygen,which makes it“the green lungs of Hangzhou”.covering Combing taking walkingexperiencing growing Fill in the blanks using the v-ing formlimiting growing 四.动词-ing形式的时态和语态时态/语态主动语

9、态被动语态一般时doingbeing done完成时having done having been done Sometimes being punished may be a good thing.有时被惩罚可能是一件好事。Having been given a toy car as a gift made the boy laugh.那男孩收到一辆玩具汽车作为礼物，笑了。1.有时被惩罚可能是一件好事。Sometimes being punished may be a good thing.2.那男孩收到一辆玩具汽车作为礼物，笑了。Having been given a toy car as a gift made the boy laugh.即学即练（完成句子）1.暴露在阳光下太长时间会对你的皮肤造成极大伤害。_for a long time does great harm to your skin.2.Linda已经被我的狗咬了，所以她拒绝再和我玩。_by my dog made Linda refuse to play with me again.Being exppsed in the sun Having been bitten