I really don't know how anyone can your constant plaint; no wonder you have lost so many friends.
A. e up with
B. end up with
C. put up with
D. keep up with
网友回答
A. e up with
B. end up with
(答案→)C. put up with
D. keep up with
解析：动词短语辨析。A提出，想出；B以…结束；C忍受；D跟上；句意：我真不知道谁能忍受你不停地抱怨。难怪你失去了所有的朋友。根据句意说明C正确。