many a,a good deal of,masses of有什么区别

what a good deal . a good many, a good many of, a great deal oa good many, a good many of, a great deal of, a great deal 四个短语的意思,用法和区别 a good many ,a lot of,a great deal of,a great many of 的区别 a good deal和a good many of有什么区别? a great many与a great deal与a good deal of和a lot of的区别 (1/2)a great many 和 a good many 和a great deal of 和 a good deal of的区别、（速 a good deal ,a great deal ,a good many,a great many 都有大量许多的意思,我想知道它们的区别. a good many,a plenty of,a varienty of,a great deal之间有什么区别? a plenty of ,a great deal of ,a good many of,a number of 的区别, 英语a great/good many/good deal of意义 和区别 a good deal of 和a good deal的差别 a good deal和a good deal of的区别 a lot of/a great deal of/a good many的区别 A good/great many,a large number of ,a great deal(of)的区别 That's a good deal. 词组 a good many / a good numberof / a great amount of / a great deal of 的区别、用法词组：a good many a good number of a great amount of a great deal of以上四个词组的区别是什么? many a,a good deal of,masses of有什么区别 a number of.the number of.a good many oa number of.the number of.a good many of.a good deal of用法