题目

(2018·天津高考)Kate, ________ sister I shared a room with when we were at college, has gone to work in Australia. 答案：whose 句意：凯特已经去澳大利亚工作了。我们在大学的时候，我和她的姐姐共住一室。分析句子，句中先行词为Kate，在非限制性定语从句中作名词sister的定语，故用关系代词whose。  He has collected ___ six hundred dollars.A．as many asB．so many asC．so much asD．as much as