1. 用作名词主要用于 a good [great] deal (of)：
(1) a great [good] deal of 之后通常接不可数名词：
He seems to have a good deal of money. 他似乎有很多钱。
He has done a great deal of traveling. 他旅游了很多地方。
有的词书上说也可接可数名词，但很不常见，初学者不宜模仿使用：
have a great deal of friends 有很多朋友 (见《牛津现代英汉双解辞典》p. 30(2)
(2) a great [good] deal 可用作主语、宾语、状语 (修饰动词或形容词，尤其是比较级)：
At the end of the year there was a great deal to do. 年底有很多事要做。
I’ve heard a great deal about him. 关于他的情况我听说了很多。
We see each other a great deal. 我们经常见面。
I was a good deal surprised. 我非常吃惊。
She’s a great deal better today. 她今天好多了。
2. 用作动词，注意以下用法：
(1) 表示“分给”或“分配”，常与 out 连用：
The money was dealt out fairly. 钱分配得公平合理。
I dealt out two apples to each child. =I dealt out each of the children two apples). 我给每个小孩发了两个苹果。
(2) 用于 deal with, 意为“处理”、“对付”、“对待”、 “论述”、“做买卖”等：
How shall we deal with this matter? 这事我们怎么处理?
I don’t know how to deal with him. 我不知怎样与他相处。
This book deals with educational problems. 这本书论述教育问题。
We often deal with that shop. 我们经常在那家商店买东西。
(3) 用于 deal in, 意为“做…买卖”、“出售”、“经营”：
The shop deals in clothes. 这家商店经营服装。
