问题
选择题
----I heard you bought a new house last week.
----Yes,it is ________ my old one .
A．twice big than
B．the twice size as
C．twice as big as
D．two times of
答案
答案：C
考察倍数表达法.倍数表达固定结构:倍数+as+形容词+as,其它选项结构不对,故选C,
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