pat()a boy and Lily ()a girl(填be动词）

pat()a boy and Lily ()a girl(填be动词） a boy and girl l () a girl,you () a boy 填写be动词. why boy and girl no easy be a good firend? many a boy and many a girl __(be) clever every boy and every You _____ a good boy 填be动词 there（）a boy and a girl in the room. 主语是a boy and a girl,谓语动词用单数还是复数 Many a girl and many a boy的意思为什么,谓语动词用什么形式 many a girl and many a boy 后边有动词单数还是复数 a boy and a girl 谓语动词用单数还是复数 This is a boy and a girl.为什么不说these are a boy and a girl.