问题:
The earth is 49 times ___the moon.
A.as bigger as
B.so big as
C.the size of
D.of the size of
The earth is 49 times ___the moon.
A.as bigger as
B.so big as
C.the size of
D.of the size of
A.as bigger as
B.so big as
C.the size of
D.of the size of
参考答案: