根据对话内容，选出合适的选项补全对话。

A: Hi, Bill! Are you reading that book again?

B: Yes, Tom. It's so and I like it very much.

A: How many times do you read it?

B: Three times. And every time I read it, I can learn new.

A: Really? Who wrote it?

B: Mark Twain. I think he is a writer. Don't you think so?

A: Of course he is. He is also one of my writers. Can I have a look at it?

B: Sure. Here you are. What do you of it?

A: It's so exciting. I'll go to the bookshop and buy one, too.