a great number of和a great deal of有什么不同
a great number of和a great deal of 在意思上相同。但用法不一样，a great number of后面只能跟可数名词的复数形式，而a great deal of 后面只能跟不可数名词。
若用a great number of ，后面仍需用名词复数，但谓语动词则应用单数。因为这时表示的是数字，而非数量。
拓展资料
a great number of
1、It affords a livelihood to a great number of people.
这给许多人提供了生计。
2、This research has been in progress since 1961 and has yielded a great number of positive results
这项研究自1961年起一直在开展，已取得了不少积极成果。
3、A great number of Egyptians are proficient in foreign languages.
很多埃及人都精通外语。
4、A great number of water fowls dwell on the island.
许多水鸟在岛上栖息。
5、A great number of delegates have inscribed their names on the list of speakers.
一系列国家的代表要求发言。
a great deal of
1、I also had friends who gave me a great deal of encouragement
我还有些朋友给了我很多鼓励。
2、The police gained a great deal of useful information about the organization.
警方收集到了大量关于该组织的有用信息。
3、All of these people gave me a great deal of information I had never heard of.
这些人都给了我许多闻所未闻的知识。
4、We came up against a great deal of resistance in dealing with the case.
办这个案子的过程中，我们遇到了很多阻力。
5、They spent a great deal of time watching television.
他们很多时间都看电视了。
