一、many、much、a lot of的用法
many意思是“很多”,与可数名词复数连用;
much意思是“很多”,与不可数名词连用。
a lot of既可与可数名词连用，也可与不可数名词连用。
它们在句中可作主语、宾语和定语等。
如：
I don't have many friends here.
在这里我没有很多的朋友
Many died in the bus accident.
许多人在公交车祸中丧失
There was a lot of mud on the ground.
地上有许多泥。
二、many、much、a lot of的区别
1)many和much的区别在于many + 可数名词，much + 不可数名词。
如:
How many people are there at the meeting?
会议中有多少人?
How much time has we left?
他离开多久了?
单词：a lot of的近义词、反义词、形近词辨析
a lot/a lot of/lots of
We have a lot to do.我们有很多事情要做。
There are a lot of bread on the table.桌上有许多面包。
Lots of people went swimming in the river yesterday.昨天很多人去河里游泳。
<辨析>这三个短语都可以作“许多”解。a lot 可以用作名词，当宾语；也可以作副词，修饰动词；或用于修饰比较级。如：
We works a lot at home.他在家里干很多活。
She is a lot cleverer than I am.她比我聪明很多。
a lot of 与 lots of 可以互换，修饰可数名词或不可数名词，多用于肯定句。在疑问句和否定名中常用 many 或 much 代替。如：
He has a lot of(lots of)books.他有许多书。
There is a lot of(lots of)news on the radio tonight.今晚广播（里）有很多新闻。
Are there many people in the park?公园里有许多人吗？
There isn't much ink in the bottle. 瓶子里墨水不多。
与单词：a lot of 相关的例句或者名人名言
After my surgery they gave me a lot of medicine to take.
在手术之后他们给我吃了很多药。
I've met a lot of friends at school.
我在学校结识了很多朋友。
My father gives me a lot of love and support.
我的父亲给予我很多爱与支持。
The man has a lot of tension from working too hard.
这个人因工作太辛苦而有很大压力。
That takes a lot of courage.
那需要很大的勇气。
※First love is only a little foolishness and a lot of curiosity. George Bernard Shaw——初恋就是一点点笨拙外加许许多多好奇。英国剧作家 肖伯纳.G
※Learning any language takes a lot of effort. but don't give up.
