题目内容
() 24. It's very convenient us to buy train tickets now because we can buy them either from the station or on the internet.
A. to B. of C. by D. for
24. D
练习册系列答案
相关题目
题目内容
() 24. It's very convenient us to buy train tickets now because we can buy them either from the station or on the internet.
A. to B. of C. by D. for