The huge picture looks more beautiful _ the blue sky.A.to B.against C.over D.under
问题描述：
The huge picture looks more beautiful _ the blue sky.A.to B.against C.over D.under
答
比喻.
把景色比喻成一幅巨大的画.
这里against是以...为背景,以……为衬托的意思.
The little red house looks so beautiful against the green woods.
那座红色的小屋在翠绿的森林衬托下显得很美.