have的否定句形式是don\'t have。don\'t have的意思是没有。don\'t have的例句You are well now，but mind you don\'t have a relapse（你的病虽然好了，可要防止反复）。
don\'t have的例句You don\'t have to think about me and Hugh（你不必挂念我和休）；You don\'t have to worry about me，I\'m a good swimmer（你不用担心我，我水性很好）。
