《不定式》.pptVIP

2010高考英语《语法》专题复习系列课件 学习重点： 1.不定式的形式;时态和语态 2. 用法 3. 考点 观察划线部分的特点 I asked the boy to answer my question. Tom’s attending the meeting made everyone there very happy. To learn maths is not easy./ It is not easy to learn maths. Seen from the hill, the city looks very beautiful. The girl sitting under the tree is my sister. 非 谓 语 动 词 动名词 分 词 不定式 现在分词 过去分词 doing doing done to do 构成： to+ 动词原形 不定式的时态和语态（ do) 主动 被动 现在 原形 进行式 无 完成 原形 进行式 无 语态 时态 to do to be done to be doing to have done to have been done to have been doing 否定式： 在不定式前加 not 不定式 表将来 表目的 表某一次具体的动作 1. 我有很重要的事情要告诉你。 I have something important to tell you. 2. 那个男孩喜欢玩电脑游戏。 The boy likes to play computer games. 3. 为了通过考试，我更加努力学习。 To pass the exam, I work even harder. 不定式的用法 1.学英语对于我们来说不是很难。 It is not difficult for us to learn English./ To learn English is not difficult for us. 2. 小男孩很想学英语。 The boy wanted to learn English. 3. 他的爱好是打篮球。 His hobby is to play basketball. 4. 我没有东西吃。 I have nothing to eat. 5. 为了赢得比赛，他刻苦练习。 To win the game, he works hard. 6. 我很高兴见到你。 I am very glad to see you. 7. 爸爸叫他进来。 Father asked him to come in. 宾 语 主语 宾语补足语 状语 定 语 表 语 不定式 7 1 3 5’6 4 2 一、不定式作主语 Eg.　吸这么多烟对你的身体不好。(具体) To smoke so much is not good for you./It‘s not good for you to smoke so much. 不定式作主语表示的动作往往是具体的或一次性的动作，特别是将来的动作。常用It 作形式主语 ( 注意句型： It is + adj.+ for /of sb to do sth.) Eg. 你真好，帮助我学习英语。 It is very good of you to help with my English. 二、不定式作宾语 1.爸爸答应给我买一辆单车。 My father promised to buy a bike for me. 2.天啊！ 我忘了关灯了。 Oh, My God! I forgot to turn off the light. 注意：下列动词或动词短语后接不定式：agree, seem, appear, offer, happen, wish, hope, pay, expect, long, plan, intend, promise, pretend, decide, afford, manage, choose, be said to, would like to等。 三、不定式作宾语补足语 1.医生建议他每天锻炼身体。 The doctor advised him to take exercise. 2. 他的父母期望他上大学。 His parents expected him to go to university. 注意：用不定式作宾语补足语主要看动词 1.以下动词接不定式作宾语补足语： advise, allow, ask, beg,