27. It’s time to go the ship so they had to kiss goodbye to each other.A. aboardB. abroadC

问题补充：

27. It’s time to go the ship so they had to kiss goodbye to each other.

A. aboard

B. abroad

C. on aboard

D. to board

答案：

(答案→)A. aboard

B. abroad

C. on aboard

D. to board

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