问题
选择题
— Are you going to Beijing by plane?
— It's fast, but expensive. So I am not sure. I_____ take a train. [ ]
A. should
B. may
C. must
D. will
答案
答案：B
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— Are you going to Beijing by plane?
— It's fast, but expensive. So I am not sure. I_____ take a train. [ ]
A. should
B. may
C. must
D. will
答案：B