问题
选择题
What a beautiful sight! Wild flowers of different colors spread all over the hills and around the lake, _______ to the beauty of the valley.
A．to add
B．being added
C．adding
D．added
答案
答案：C
题目分析:考查非谓语动词。根据结构可知此处是状语，句子主语wild flowers和动词add是主谓关系，所以用现在分词表示主动，句意：多美的景象啊！山上湖边到处都是各种颜色的野花，给山谷增添了几分美丽。