问题
选择题
— When is the next train arriving?
— It's _____ at 7. 30. [ ]
A. due
B. normal
C. straight
D. convenient
答案
答案：A
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— When is the next train arriving?
— It's _____ at 7. 30. [ ]
A. due
B. normal
C. straight
D. convenient
答案：A