根据情景,选择正确的选项。
Tim: Hello, Sam! 1. ________
Sam: I'd love to.
Tim: Look at this book!
Sam: 2. ________
Tim: It's about animals.
Sam: 3. ________
Tim: My mother.
Sam: The book is very interesting. 4. ________
Tim: Yes, I like animals very much.
Sam: I have got some picture books about animals. 5. ________
Tim: Wow! That's great! Thank you very much.
A. I will give them to you.
B. What's it about?
C. Do you want to see my books?
D. Do you like animals?
E. Who bought it for you?