问题
选择题
After the new equipment was introduced, they produced ______machines this year as the year before.
A．as twice many
B．as many twice
C．twice as many
D．twice many as
答案
答案：C
本题考查倍数表达方式。其结构是：倍数 +as...as...。句意为“引进新设备以后，他们今年生产的机器是前一年的两倍”。
和
；