可以用a lot of 的近义词和同义词代替。

1. many,

2. lots of,

3. a large number of,

4. a huge quantities of,

5. a great number of

6. much

注意事项：a lot of 既可以修饰可数名词也可以修饰不可数名词，当修饰可数名词时，常用many,lots of等代替；当修饰不可数名词时，常用much代替。