many a student is playing trees 这里的“many a stud

many a student is playing trees 这里的“many a stud 英语语法：many a person is playing basketball. many a student是什么意思? my house is next to a park ( )many trees and many a student怎么翻译? Many a student is going to visit the factory. _______in a top-level university abroad is what many student 会的来 What a hard work it is to plant so many trees around the a large place where many trees grow 的翻译谁知道? a plance with many flowers and trees 请问Many students are watching TV与Many a student is watching T there is many a rose sent on the desk.这里的many a rose怎么理解 这样用