问题补充：
---Shall I use your red ink?
---It is a pity that it. I will get some.
A. has run out
B. used up
C. has used up
D. has been run out
答案：
(答案→)A. has run out
B. used up
C. has used up
D. has been run out
解析：run out意思为 “用光;耗尽”, 为不及物动词, 根据语境 “我去买一些”可知, 要用现在完成时。use up为及物动词短语，后应接宾语或用被动语态。
