问题
选择题
They hurried to the train station, _____ it was too late. They had to wait another ten minutes. [ ]
A. but
B. so
C. and
D. or
答案
答案：A
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They hurried to the train station, _____ it was too late. They had to wait another ten minutes. [ ]
A. but
B. so
C. and
D. or
答案：A