We’re going to help ——the trees.

题目

We’re going to help ——the trees.
A.watered B.watering C.to watering D.Water是选B还是D,看了各种说法,求正解,

答案

答案是D.句型：help sb.do sth./ help do sth.
help 只在一种情况下可以+doing,即：can' help doing 情不自禁做某事.