提示：Jack去图书馆借书，但没有借书证(1ibrary card)。图书管理员Linda为他办理了借书证，并告诉他每本书可借两个星期，如果需要，可以续借。 Linda: Good morning. 51 ？ Jack: Yes, I want to borrow a book. Linda: 52 ？ Jack: No, I don′ t have one now. 53 ？ Linda: Well, please fill in this form first. Jack: OK. ( A few minutes later. )Here′s the completed form. Linda: Thanks. The card will be ready in thirty minutes, and you can take it later. Jack :Thank you. By the way, 54 ？ Linda: Well, two weeks. But then, you can renew the book if you still need it. Jack: I see. Thanks a lot. Linda : 55 第（54）题答案