【英语选择题】If everyone makes a contribution---our country,she wi

【英语选择题】If everyone makes a contribution___our country,she will become more beautiful.If everyone makes a contribution___our country,she will become more beautiful.A.to build B.building C.build D.to building答案是D……我选了A,我不知道是答案错了还是我错了……估计是我死蠢了,但是我还是想死的瞑目一点.=w=