问题
单项选择题
As we have known from the map of the woad, this is ______.
A．twice as large an island as that
B．twice as larger as that island
C．as twice as that one
D．twice as a large island as that
答案
参考答案：A
解析： 固定搭配。A is+倍数+as+形容词或副词+as B。故选A。