当以生活污水为中水水源时，主要是去除原水中的______。

A．有机物

B．漂浮物

C．无机物

D．悬浮物

用适当的句子补全对话

A. Hello, Li Lei. I saw a new film yesterday.

B: What’s the name of the film?

A: Harry Potter!

B:  ______________（小题1:）?

A: It’s quite good.

B:________________（小题2:）?

A: Tom. He is from Australia. He is my new friend.

B: ________________（小题3:）?

A: He’s handsome, tall and strong, easy to get on with. By the way, I heard your father was not well. ________________（小题4:）?

B: His left leg was hurt in a car accident. Nothing serious now. He’s much better.

A: ________________（小题5:）. I hope he’ll be better soon.

B: Thank you.