问题补充：
Her leg has been for quite a while, which ,in the meawhile, makesfor her parents.
A. troubling ; troubles
B. troubled; room
C. troubled; troubles
D. troublesome; trouble
答案：
A. troubling ; troubles
B. troubled; room
C. troubled; troubles
(答案→)D. troublesome; trouble
解析：句意:她的腿感到不适好长时间了, 同时也给她的父母造成很大困难。 troublesome (causing a lot of problems or worries for someone)意思为“引起麻烦的；令人讨厌的”，make/cause trouble for sb为固定搭配，意思为“给某人造成麻烦”。 troubled 意思为 “焦虑的；担心的”；make room for sb给某人让出空间；troubling意思为 “令人担忧的；使人不适的”。
