个人商用房按揭贷款中属于商用房的是（）
A.普通住宅
B.写字楼
C.高档住宅
D.别墅
参考答案：B
—Where did you go yesterday?
—I went shopping and bought a new watch. I _____ thirty dollars on it. Have a look! [ ]
A. cost
B. took
C. paid
D. spent
