(课件网) Unit5 Wild animals Grammar Lead-in school trip eagle whale 鲸鱼 Do you like the wild animals And why you like/dislike them fox A Using verbs + to-infinitives to-infinitives(to do 不定式) A Using + verbs to-infinitives (to do) structure: What are the “to do” used in these sentences A. subjects(主语) B. objects(宾语) 动词不定式 做宾语 start to come begin to eat try to exercise decide to climb want to climb start A Using verbs + to-infinitives begin try decide want 动词不定式 做宾语 动词不定式做宾语 动词不定式在句中常充当谓语动词的宾语，这一类谓语动词常见的有： afford agree choose decide forget hope learn manage plan prepare promise refuse try want 1)我决定这个周末去看望祖父母。 2)你必须保证不再这么做了。 动词不定式的否定形式是“not to +do 动词原形”。 设法完成 1) I decided _____ _____my grandparents this weekend. 2) You must promise _____ _____ _____ this again. to visit not to do P70 A1 likes to eat want to move manages to climb fails to get Exercise: 设法完成 B Using to-infinitives to express purpose keeper 饲养员 Millie: Hello, do you like baby Keeper: Of course! We love the baby panda very much. Millie: What food do you often prepare for the baby panda And why Keeper: We prepare all kinds of food to give her a healthy diet(日常饮食). Millie: I saw the panda playing toys in the zoo. It is interesting. Why do they play the toys Keeper: Yes. We buy some toys to make her happy. Millie: Does the panda have a birthday party Keeper: Sure. We plan to give her a special cake and some gifts to celebrate her birthday Millie：Thank you for sharing. What are these “to-do” express(表达) 动词不定式 做目的状语 Read the text below by a panda keeper and pay attention to the use of to-infinitives. B Using to-infinitives to express purpose 动词不定式 做目的状语 in order to make in order to celebrate 1) She is running quickly _____(catch)the first bus. 2) They spoke softly _____wake the baby. 3) They left early _____there in time. 为了赶上首班公交车，她正飞快地跑着。 为了不吵醒婴儿，他们轻声说话。 为了使表达更加清楚或者对目的加以强调时，还可以用结构“in order to+动词原形”，意为“以便，为的是”，其否定形式为“in order not to+动词原形”。 由to do不定式引导的目的状语，既可以置于句尾，也可以置于句首。 为了及时赶到那里，他们很早就出发了。 = （In order） to get there in time, they left early. in order to catch in order not to in order to get Exercise: P71 B1 C Using verbs + objects + infinitives with/without to Daniel wrote about the school trip to the zoo. Read his article and pay attention to the use of infinitives with or without to. C Using verbs + objects + infinitives with/without to made us all laugh saw a baby lion stay asked us not to feed helped us (to) understand verbs Objects(宾语) 宾语补足语（OC） 动词不定式 做宾语补足语 C Using + + (to) do 作宾补 structure: I want you _____ a song to us. 2) My father asked me _____ my room. 我想让你给我们唱首歌。 我爸爸让我打扫一下我的房间。 动词不定式可 ... ...
