Her leg has been ______ for quite a while, which ,in the meawhile, makes_____for her parents. A. troubling ; troubles B. troubled; room C. troubled; troubles D. troublesome; trouble 答案:D 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意造成如图中A、B两地气温差异的主要原因是( )A.距海远近不同B.纬度略有差异C.地势高低不同D.植被状况不同