高中英语选修七知识点总结归纳高中英语选修七知识点1Unit1：1. disability n.无能;残疾disabled adj.伤残的able adj.能干的;能够的2. ambition n.野心，雄心ambitious adj.有雄心的，野心勃勃的3.beneficial adj.有益的benefit v.&n.受益;利益，好处4. independent adj.独立的independence n.独立depend v.依靠，依赖5.encouragement n.鼓励encourage v.鼓励courage n.勇气，精神单词：1.ambition (n.) 雄心2.beneficial (adj.) 有益的3.adapt (v.) 使适应;改编4.conduct (n.) 行为 (v.) 指挥5.resign (v.) 辞职6panion (n..) 同伴7.access n. (接近的)方法;通路;可接近性8.suitable adj.适合的, 适当的;9.annoy vt. 使生气，使烦恼; 招惹; 妨碍10.adequate adj.适当的, 足够的重点词组in other words 换句话说 cut out 切掉,删掉 out of breath 上气不接下气sit around 闲坐着 make fun of 取笑 all the best一切顺利as well as 也, 又; 和……一样好重点词汇1. ambition (n.) 雄心ambitious adj. 志向远大的; 有雄心壮志的;有野心的2. beneficial (adj.) 有益的benefit v. &n.有助于;受益;利益，好处be beneficial to sth./sb.对……有益be of benefit to对……有益for the benefit of为了……(的利益)benefit from从……中受益3. adapt (v.) 使适应;改编adapt (oneself) to sth.适应某物adapt…to…使……适应……adapt sth. for sth. from sth.根据某事将……改编成……be adapted from… 由……改编4. conduct (n.) 行为 (v.) 指挥conductor n. 领导者, 经理,a bad conduct恶劣行为under the conduct of在...指导[管理]下5. resign (v.) 辞职;委托, 把...交托给(to, into) resign one's position (as secretary) 辞去(秘书)职务resign office辞职resign oneself to听任(某种影响); 只好(做某事)resign oneself to one's fate听天由命resign ... to... 把... 托付给6. panion (n..) 同伴make panions of 与...作伴，与...为友panions in arms战友a faithful panion忠实伴侣7. access n. (接近的)方法;通路;可接近性accessible adj. 易接近的, 可到达的,accessible to(prep.)8. suitable adj.适合的, 适当的;suit v. 合适, 适合, 相配,unsuitable adj. 不适合的, 不相称的be suitable for (doing) sth./sb. 很适合(做)……9. annoy vt. 使生气，使烦恼; 招惹; 妨碍be annoyed at/by sth.因为某事而感到困扰get /be annoyed with sb.生某人的气annoying 令人恼火的annoyed 恼怒的;烦恼的10. adequate adj.适当的, 足够的; 差强人意的高中英语选修七知识点2Unit2:不定式1.不定式的被动形式当不定式与逻辑主语之间是被动关系时即不定式的逻辑主语是不定式所表示动作的承受者不定式一般要用被动形式。
其被动式可以分为两种一般式和完成式。
(1) 一般式to be done表示不定式动作在谓语动词之后或者同时发生。
It is a great honor to be invited to speak here. 很荣幸被邀请在这里讲话。
The novel is said to be published next month. 据说这本小说下月要出版。
(2) 完成式 to have been done 表示不定式动作发生在谓语动词之前。
The book is said to have been translated into six languages.这本书据说已经被翻译成六种语言。
The boss preferred to have been given more work to do.老板宁愿被分给更多的工作做。
被动一般式 to be done 完成式 to have been done2.不定式被动形式的作用(1)作主语It's an honor to be invited to the ceremony.很荣幸被邀请赴宴。
It's a pity to be kept in the house in such fine weather.在这样好的天气被关在家里真是遗憾。
(2)作表语The letter is to be sent by airmail. 这封信笺要空邮。
(3) 作宾语She didn't like to be treated as a child.她不喜欢被当成孩子。
The boy asked to be given an opportunity to try again.那男孩要求给他再试一次的机会。
(4)作宾语补足语I'd like my bedroom to be cleaned. 我想整理一下我的卧室。
(5)作定语He was the last one to be asked to speak at the meeting.他是最后一个在会上被邀请发言的人。
(6)作状语His mother left the small village never to be seen again.他母亲离开了那个小山村，再也没有人见过她。
3.不定式有些要注意的地方(1) 感官动词和一些使役动词的不定式的主动形式要省去to 但在变成被动语态后需要加上to能这样用的动词或动词词组有make have let see hear notice listen to watch等。
如：We often see him act like that. He is often seen to act like that. 我们常常看到他那样做。
(2)在can't help buthave nothing to do but结构中介词but后的不定式省去to。
如：I can't_help_but suspect his motive. 我不禁怀疑起他的动机。
I have nothing to do but watch TV. 我没什么事情可做除了看电视。
(3)不定式有时要用主动形式表示被动意义①形容词以及含有形容词的名词后的不定式，一般用主动形式表示被动意义其中形容词常见的有easy difficult important impossible等。
如：The work is impossible to finish in two days. 工作不可能两天之内完成。
English is not so easy to learn. 英语并不好学。
① 一些固定用法如“挨骂受责备受批评” 用be to blame “(东西等)出租”用to let。
V-ing 的用法：1.作主语Swimming is good for health.2. 作表语 Teaching is learning.教学相长.注意：1)动名词和不定式都可以作主语，动名词作主语表示一般或抽象的多次性行为，不定式作主语往往表示具体的或一次性的动作。
如：Playing with fire is dangerous. (泛指玩火)To play with fire will be dangerous.(指一具体动作)2). V-ing形式和不定式都要有对称性;当主语是不定式时，表语也用不定式;反之，当主语是 V-ing 形式时，表语也用V-ing 形式。
To see is to believe.= Seeing is believing.3). It’s no use (good) doing sthIt’s a waste of time doing sthit 作形式主语, 只用V-ing,不用不定式。
※ It is + adj. + (for sb ) to do sthIt is no use crying over spilt milk.覆水难收。
It is a waste of time talking (talk) to him .It is important for me to learn (learn) English .3.作宾语 V-ing 形式既可作动词的宾语, 也可作介词的宾语。
We would appreciate hearing from you.我们会珍惜你的来信。
高中英语选修七知识点3Unit4：定语从句1. 关系代词 that, which (物) that, who,whom(人)whose(人和物)①关系代词在从句做主语，宾语，表语。
当做宾语时，可以省略。
A plane is a machine that can fly.(that做主语，先行词是物)The book (which) I gave you was worth $10.(which先行词是物，在从句中作宾语可省，) She is the pop star (that) I want to see very much.(that先行词是人，在从句中做宾语可省)②who在从句中多做主语，whom只能做宾语，(介词和动词后)Do you know the man who is talking with yourmother?(who在从句中做主语，先行词是人)The boy (whom) she loved died in the war.(whom在从句中做宾语，可省)③ whose先行词即可是人也可是物。