You claim that ______ travelling by boat I am wasting part of my holiday: on the contrary, I regard the sea journey as the most enjoyable part of it.

A．by

B．in

C．since

D．over

选出和例句句式相同的一项[ ]

例：将子无怒，秋以为期

A．马之千里者，一食或尽粟一石

B．六国破灭，非兵不利，战不善，弊在赂秦

C．绕树三匝，何枝可依

D．吴广以为然