a .of 的用法常用的比如 a lot of ,a number of ,a deal of a majority o
the number of.lot of.a number of.agreat deal of 的区别
a lot of a large number of all kind a great deal of 的区别
the majority of 与A lot of
a lot of和 the majority of的区别
a great deal/ number/ amout of,a mass of,plenty of的用法问题,
a plenty of ,a great deal of ,a good many of,a number of 的区别
a amounts of,a amount of,a great deal of,a large number of的区
a great deal of的用法,a great number of 等的用法
a number of 的用法
A number of的用法
lot a lot lots of a lot of 的用法
a lot of的用法