Suppose you have made an appointment with your friend at 5 p. m. , but you have some urgent business to attend to and have to cancel your appointment. Write a note to your friend,1. explaining why you have to cancel your appointment2. an apology for that3. telling him how you plan to make up for itYou should write approximately 100 words. Do not sign your own name at the end of your note. Use "Wang Lin" instead.