We use water (to grow vegetables and fruit).(划线提问)_____ do you use water?_____ do you use water ____ ____?

问题描述:

We use water (to grow vegetables and fruit).(划线提问)
_____ do you use water?
_____ do you use water ____ ____?

在此,括号中的表示use water的目的,那么对目的提问可以用:

why或 what for

We use water (to grow vegetables and fruit).(划线提问)
(How) do you use water?
(What) do you use water (to do)?