【形容词、副词、介词、连词】系统语法教程|清晰全面的学习英语！
七七 | 形容词、副词、介词、连词
1️⃣形容词
- 修饰、限定
- “…的”
形+名
- mysterious Yishu
- a talented blogger
- a nice voice
2️⃣副词
- 辅助
- “…地/得”
①动词
- My studies hard.
- 修饰vi.，一般放在动词后
- My sister studied English hard.
- 修饰vt.，一般放在宾语后
②形容词
- He is very clever.
- 修饰adj. / adv.，一般放在被修饰的adj. / adv.前
③副词
- I studied so hard.
④句子
- Luckily，I passed the exam.
- 修饰整句话，一般放在句首，由逗号隔开
例外：
enough这个词一般做限定词、形容词，表示“足够的”，放在名词前。做副词一般就放在形容词或副词之后。
- l didn't have enough clothes to last a week.
- l was old enough to work and earn money.
- We didn't leave early enough.
程度、频度副词一般放在实意动词之前,系动词、助动词、情态动词之后
- l will always love you.
- l didn't fail the exam；in fact l did rather（相当地）well!
副词的分类
- 时间副词
- 地点副词
- 频度副词
- 方式副词
状语
时间、条件、原因、目的、结果、让步、比较、地点、方式、程度
3️⃣介词
介词+名词
- 介词+doing（动名词）
- 介词+宾格 at him / for whom
介词短语
介词+名词 = 副词
with joy = joyfully，在句中作状语
He shouted with joy.【主+谓+状】
in pain = painfully：令人痛苦地
by accident = accidentally：意外地
be of 抽象名词 = be + 与抽象名词同跟的形容词
be of value = be valuable
be of help = be helpful
be of importance = be important
l live in Wuhan.
- 主＋谓＋状
- 介词+名词，在句中作状语
- prep. 在
Trees take in CO₂.
- 主＋谓＋宾
- adv. 进入
介副词：up，down，in，out，on，off，about，over…
找到介词画括号，画到名词出现！
A：My father can lift a pig（with one hand）. Can your dad do that？
B：I'm not sure. Where do you get a pig（with one hand）？
介词短语还可以跟在系动词后充当表语，来说明一个事物所处的状态、时间、位置等。
The light is on the desk.
- 主+系＋表（状态）
4️⃣连词
连接词
连接句子
- 并列连词
- 并列关系：and
- 选择关系：or
- 转折关系：but，yet，while
- 因果关系：so，for
- 从属连词【主句+连词+从句（相当于名词/形容词/副词）】
- 名词性从句
- l said that the book is great.
- 形容词性从句
- I like the book which he bought yesterday.
- 副词性从句
- When you read it，you'd better take some notes.
