The young trees should _____ well as often as possibleA.be water B.watered C.watering D.be watered选哪个?麻烦说下为什么选那个.

分类: 作业答案 • 2023-01-23 05:14:30

问题描述：

The young trees should _____ well as often as possible
A.be water B.watered C.watering D.be watered
选哪个?麻烦说下为什么选那个.

答

D.be watered
译：应该经常为小树（浇）水
树的水不是自已浇的,是被人浇的,所以需用被动
被动是be +动词的过去分词,所以排除A.be water （A是加动词原形）
B.watered 和 C.watering 都不是被动结构,所又排除.