男，48岁，左小腿上段后部轻度胀痛，轻压痛，无明确外伤史，结合所提供的图像，最可能的诊断是()

A．表皮样囊肿

B．皮脂腺瘤

C．脂肪瘤

D．腱鞘囊肿

E．腱鞘脓肿

What should you do to keep in touch with your best friend when he / she moved away?                

(1) Keep in touch with him / her through letters or e-mails.                      

(2) Never phone him / her again.                    

(3) Send a birthday card on his / her birthday.                      

(4) Make new friends and never contact (联系) the old friends.              

(5) Talk with each other on the Internet when we are both free.[ ]

A. (2) (3) (4)  

B. (1) (3) (5) 

C. (1) (2) (4)