Unit 2 Natural Disasters Grammar and usage 课件-2023-2024学年高中英语译林版（2020）必修第三册

Unit 2 Natural disasters Grammar and usage 1 Lead-in 指出下列句子中的谓语动词和非谓语动词 The girl making up is very lovely. 非谓语 谓语 这个正在化妆的女孩很可爱。 We enjoyed the show given by these girls. 非谓语 谓语 我们喜欢这些女孩表演的节目。 Before the performance, she practiced many times to make sure that she could dance perfectly. 谓语 非谓语 在演出之前，她练习了很多次，以确保她能完美地跳舞。 We loved to hit the road. 谓语 非谓语 谓语 动词 非谓语 动词 在句子中充当谓语的动词； 在句子中不充当谓语的动词；没有人称和数的变化 非谓语 不定式（to do) 动词ing形式 动词ed形式 非谓语在句子中可以做哪些成分？ 主，宾，表, 定, 状等 原则：一个句子中只能有一个谓语 如果一个句子里出现两个动词，可以用and或but来连接，把这两个动词并列起来作谓语。如果没有连词连接和从句出现，就把它当作非谓语动词，用to do, ed, ing来表现。 动词不定式 动词不定式不能作句子的谓语，但它具有动词的一些特征，可以带有自己的宾语、状语及主语等。 不定式的特征 1.及物动词的不定式形式，其后可以跟宾语。 没有人知道他为什么同意拍那部电影。 No one knows why he agreed to do the film. 2.不定式可以被状语修饰。 He asked me to read the text aloud. 他让我大声地读课文。 I was told to drive the car carefully and slowly. 我被告知开车要小心，速度要慢。 3.不定式没有人称和数的变化，不受整句主语的人称和单复数的影响。 She likes to play the piano. 她喜欢弹钢琴。 I hope to finish reading the book tonight. 我希望今晚看完这本书。 动词不定式的基本结构 主动形式 被动形式 一般式 to do to be done 完成式 to have done to have been done 进行式 to be doing 无 完成进行式 to have been doing 无 否定在to do前加not Reading for to-infinitives P20 A Exploring the rules Anna is interviewing her teacher, Mr Li, about his experiences during a hurricane. Find the sentences with to-infinitives and fill in the table below. The first ones have been done for you. 1 2 To-infinitives as attributives(定语) 3 To-infinitives as adverbials of result (结果状语) 1 2 To-infinitive as attributives To-infinitive as adverbials of result I was staying in Atlanta, and that was one of the cities to be hit. That morning, I turned on the TV for some local news, only to hear that a hurricane was on its way. The roads were blocked, so there was nothing for me to do but stay inside. I had enough food and water to last a whole week! When the wind and rain stopped, I looked out of the window, only to see huge trees lying across the street and water everywhere! Working out the rules When the to-infinitive is used