Depending on the conjugation, who you are referring to. Have is used when I, you, we, or they is the subject (I have, you have, we have, they have). If the subject is he or she, has is used (he has,...
verses are four line together in a poem eg. she sells sea shells on the sea shore, bla bla bla blabla bla bla (forgot the next part sorry) but like that ..................... - one line...