给你的朋友写封信告诉他要去拜访她（英文）
(1) Write to your friend to inform her of your visit to her .
(2) Write your friend a letter and tell her that you will pay a visit to her.
(3) Write a letter to your friend to notify her of your dropping in on her .
(4) Send a letter to your friend and advise her of your plan to visit her.
(5) Write a letter to your friend to advise her of your going to visit her.