a good number of是什么意思?这里的good是什么意思?

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 a good number of是什么意思?这里的good是什么意思? 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? a good number a good number a good number a plenty of ,a great deal of ,a good many of,a number of 的区别, a small number of的翻译是什么? 英语短语区别a (large) number ofa good/great deal(of)a good/great manya lot of4个短语的用法是什么,每个短语造个句吧, A good/great many,a large number of ,a great deal(of)的区别 the number of,a small number of,a number of. too much,a number of,plenty of与a good many的区别 a great number of与a good many of的区别 a plenty of ,a great deal of ,a good many of,a number of中,哪个加不可数名词? a number of the number of _____students attended his lecture.A.a number of B.The number of C.a great deal of D.a good many of 这题为什么不选D? the number of与a number of的区别是什么?如题 the number of 和 a number of 的区别是什么,那个后面跟单数