问题详情

Student: ______
Librarian: Sure, it" s open from 9:00 a.m. to 6:00 p.m. Monday through Thursday, 9:00a.m. to noon on Friday and closed on Saturday and Sunday.
A．Excuse me. Could you please tell me the library hours for the holiday？
B．Please do me a favor. When is the library open？
C．Hello, can I check in these books now？
D．Tell me, when are these books due？请帮忙给出正确答案和分析，谢谢！