during girls and boys alone 还是between boys and girls alone?

Hello,boys and girls! Boys and Girls 歌词 boys and girls. Hello,boys and girls The Boys and Girls 歌词 boys and girls怎么读 英语,boys and girls读音? please help ( ),boys and girls. boys and girls are different Whether there is pure friendship between boys and girls? Is there real friendship between boys and girls?/ all of boys and girls 还是both of boys and girls