问题:
How much ________ to post this letter to Australia?
A.is it cost
B.is it spent
C.does it take
D.does it pay
How much ________ to post this letter to Australia?
A.is it cost
B.is it spent
C.does it take
D.does it pay
A.is it cost
B.is it spent
C.does it take
D.does it pay
参考答案: