Whatabeautifulsight!Wildflowersofdifferentcolorsspreada...

问题详情：

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

【回答】

C

知识点：不定式

题型：选择题