a large number of 和a large quantity of

a large number of 和a large quantity of a large quantity of;a large number of; quite a lot;a large a A.a large number of B、a great deal of C、a large quantity of a large quantity of 和large quantities of 和a large a large amount 与of a large quantity of 区别 a large quantity of等于large quantities of吗 英语中a large number of a large quantity of a mount of 等等短语 还有什 a large number of 同义词 A large number of fa a large number of ;large number of等的用法 a large quantity of 和large quantities of的用法区别? 英语语法问题:A large 后面可以加quantity of ,能不能加number of?