问题
选择题
House prices keep rising these days. A flat in our city costs ____ now as in 1990.
A．as three times much
B．as much three times
C．much as three times
D．three times as much
答案
答案：D
倍数表达句型。倍数+ as + adj. +as …。房价这些天一直上涨，在我们这座城市买一套房的花费现在是1990年的三倍。