根据语境 ,填写适当的词语或句子补全对话 Tina: Hi, Jim! What are you doing over there? Jim:  Hi, Tina! I am (1)__________ a new book. Tina: Is it an interesting book? Look! You (2)__________ it. Jim: No. It is a book telling us some knowledge about safety. Tina: What does it tell us? Jim: OK! Let me tell you some (3)__________ in this book. What would you do if some strangers invited you to a party? Tina: It's easy. I would go with them. Jim: You are wrong, Tina. That would be (4)__________ to you. Tina: (5)__________? Jim: This book tells us to refuse them. If you can't, you should tell your parents or ask your best friends to go there with you. Tina: Yes. We should be careful. It's an important book to us. Can I borrow it? Jim: Sure. I will let you read it after I finish it.