关于many a 的用法many a boy and girl has the same mistake这句中用has是否正确?请详解

a many 和 many a 的用法? a great many的用法如何? more than one,many a的用法 few,a few ,some ,many的用法 many a 的用法Many a boy and many a girl______it since then.A.have seen B.has seen 这个句子选A还是B,为甚麽? many a的用法Many a man _____the story.a.believeb.believes little~a little~few~a few~much~many的用法 some any much many a few 的意思、用法. little alittle few a few many much 的用法 many,a lot of,plenty of,的用法和区别 quite a few和many的区别用法区别 a lot of many much pienty of 的用法区别 关于英语中介词 in 的用法,劳驾how many times a year.为什么不是 how many times in a year. 关于many a 的用法many a boy and girl has the same mistake这句中用has是否正确?请详解 many 和a good many的区别 many 和 many a 的区别是什么? many 和many a 的区别 many a time 、many times、many time的区分