根据对话内容，从方框中选择恰当的选项补全对话，其中有两项多余

A：Hey, Mark! Have you decided which book to borrow from the library?

B： I will borrow Tom Sawyer.

A：That's an interesting book.

B：Really?

A：Yes, and I've read it twice。

B：Wow!

A：It's about an American boy. Many exciting things happened to him.

B：I see. 

A：No. I've written about Oliver Twist.

B： I'm reading it now.

A．What's it about? B．Yes, I have. C．Yes, I know. D．Have you read it yet? E．When did you read it? F．Have you written about this book for English class? G．That book is fantastic.