主干成分
1. 谓语
(1) 成分
①. 实意动词: 有实际意义动词
②. 系动词
(1. be动词: am, is, are
(2. 感官动词: look, sound(n. 声音; adj. 甜美的), smell, taste(n. 兴趣, 爱好), feel
(3. 变化动词: get, become
(4. 保持动词: keep, remain, stay
(2) 现象
①. 一句话中只能有一个动词充当谓语; 多余动词全部都要变成 非 谓语动词
(1. v + ing: 主动, Winter approaching, Spring will be around the corner.
(2. v + ed: 被动, He is a man abandoned.
(3. to + v: 目的, My plan is to laugh at those stupid ones.
②. 一句话中绝对不能少动词充当谓语; 需要而又没有时, 加 be 动词, 但无意义
(1. Your mother must be very beautiful.
(2. I am against you.
③. 总结: 一句话中有且只能有 一个 有时态 的 实意动词 或 系动词 充当谓语
2. 主语
(1) 成分
①. 名词: My job is to teach English.
②. 代词: I am a teacher.
③. 非谓语动词: Being handsome and strong is his nature.
④. 从句: What I saw looks attractive.
(2) 现象
①. 一句话中绝对不能少主语
②. 若没有主语, 则按照以下方式处理
(1. 和天气、温度有关系: 加 it 作主语
It feels exceedingly cold in Beijing.
(2. 有: there exist/seem/remain
There exist a sea of private individuals having passion for me.
(3. 人称代词作主语时: 可以考虑写成被动语态
Confidence is claimed exceedingly indispensable by an increasing a mount of private individuals.
(4. 人称代词: I, you, we, 一般不要用
3. 宾语
(1) 成分
①. 名词: I love math.
②. 代词: I love you.
③. 非谓语动词: I love singing songs.
④. 从句: I appreciate what she said.
4. 表语
(1) 成分
①. 名词: I am a singer.
②. 代词: It is me.
③. 非谓语动词: My dream is to become a poet.
④. 从句: Gump is who we should admire.
⑤. 形容词: I am beautiful.
⑥. 介词短语: I am in Hangzhou.
动词
1. 实意动词: 及物动词 和 不及物动词
(1) 及物动词后面不加介词直接加宾语, 并且后面必须要加宾语
① Watch television.
② I am watching it.
(2) 不及物动词后面加介词才能加宾语, 并且后面可以不加宾语
① Look at me.
② I am looking.
2. 系动词: be动词、感官动词、变化动词和保持动词
3. 助动词: 帮助谓语动词构成时态、被动、否定或者疑问的单词
(1) I have taught English for years.
(2) I am activated to prepare the examination actively.
(3) I don't do much sports recently.
(4) Do you like college life?
4. 情态动词: 表明说话人主观态度的单词
(1) 对现在和将来的推测
① Your teacher must be wealthy.(一定有)
② Your teacher can not be wealthy. (一定没有)
(2) 对过去的推测
① must have done: 一定做过
(1. He must have been self abased in his university.
② need not have done: 本没有必要做某事, 但是做了
(1. You need not have shown your love in this way.
③ could have done: 本能够做某事, 但却没有做, 表示遗憾
(1. I could have become a good poet.
④ should have done: 本能够做某事, 但却没有做
(1. They should have got married if they had a chance.
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