问题
选择题
Before selecting the curtain for your newly decorated house, it's important to know what colors look great ________ the wallpaper.
A．on
B．with
C．in
D．against
答案
答案：D
D 句意：在为你新装修的房子选择窗帘前，弄清什么颜色在壁纸的衬托下看上去很漂亮是重要的。against以……为背景，衬托。本题受“衣服＋look＋形容词＋on＋sb.”句型的影响易误选A项，但本句中look前为颜色，on的宾语为壁纸，故不符合该句型。