57._________A. ofB. oppositeC. acrossD. next to

They are ______ the same size, though ______ different colour.A．of...ofB．in...inC．to...inD

We will agree to do what you require ______ him.A．ofB．fromC．toD．for

Have you found an answer ________ the question？A、ofB、forC、onD、to

Xi Jinping visited Russia ______ March 22nd, 2013.A: ofB: atC: onD: to

Do you think money is the answer _____ happiness？A.ofB.asC.forD.to

54._________A. ofB. atC. forD. to