题目内容
―I wonder if I can board the plane with this return ticket.( )
―There ______ be no problem. Your ticket is valid until the end of this month.
A. must B. shall C. should D. might
C

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题目内容
―I wonder if I can board the plane with this return ticket.( )
―There ______ be no problem. Your ticket is valid until the end of this month.
A. must B. shall C. should D. might
C