从方框中选出恰当的一项完成对话

A. How do you use water? B. How do farmers use water? C. How are you? D. What are you doing? E. What do you know about water?

Tom: Hello, Jim！

Jim: I'm fine, thank you.

Tom: I'm reading a book about water.

Jim:

Tom: I know it comes from the rain.

Jim:

Tom: I often use water to clean the floor, wash hands and clothes.

Jim:

Tom: They often use it to grow crops.

Jim: Oh, water is very useful.