题干
The house rent is expensive．I’ve got about half the space I had at home and I’m paying _______ here．
A：as three times much
B：s much three time
C：much as three time
D：three times as much
答案(点此获取答案解析）
D
，遇到黄灯的概率为 
，那么他遇到绿灯的概率为（ ）