副词是八大词性之一，在平常的考试中常和形容词，动词一起作为重要考点出现。
什么是副词？
一：概念：副词在句中修饰动词，形容词，副词，或整个句子，表示上述词汇和句子的程度。
I can run fast.（fast 修饰动词run）
It’s very nice of you.(very 修饰形容词nice)
The holiday passed too quickly.(too修饰副词quickly)
Luckily, the man was saved in time .(luckily修饰整个句子)
二：副词在句中的成分：
1）：作状语
Do your homework carefully.(carefully修饰动词do)
The very small boy rushed out of the classroom.(very修饰形容词small)
Thank you very much.(very修饰副词much)
Maybe nobody is at home.(maybe修饰整个句子)
2）：作表语
I must be off now（我得走了,off修饰be）
He hasn’t been back yet.（他还没有回来,back修饰been）
3）：作后置定语
The people here are friendly.(here修饰people)
三：副词在句中的位置（句首，句尾，句中）
1）：句首：
一般用来修饰整个句子
Surely she will stay here for the night.
Luckily, I get to school on time.
When do you go to sleep?
Where are you from?
Why are you late again?
2):句中：
一般表示不确切的时间副词和频度副词
I am still waiting for the bus.
I will never forget the day when we met for the first time.
I don’t quite agree with you .
3）：句尾：
一般表示具体时间，地点，方式（
Someone is outside.
You can use my bike freely.
I must go there at once.
She reads the books aloud in the classroom in the morning(并列多个状语时，时间一般放最后）
我是湖北小高，谢谢阅读。