Linda：Helen，it's time for supper．Let's go to the dining hall together．

Helen：Yes，it's supper time （61）　　

Linda：Then，what shall we do now？

Helen：I want to go to the library and rerun these books to the library first．（62）　　

Linda：Of course!（63）　　

Helen：Yes，I think so．

Linda：Let's go there first，then we'll go to the dining hall to have supper，OK？

Helen：No problem．Look!Linda!What's that on the ground？

Linda：Let me see．Oh，it's a backpack．（64）　　

Helen：Er，it's brown．It might be Jane‘s and hers is brown．

Linda：Oh，no．Look at the notebook．Tim's name is on it，（65）　　

Helen：Let's go and find Tim first．

A．I think it's closed now． B．so it must belong to him． C．Do you think the library is open at this time of day？ D．but I think it must be crowded now． E．Whose backpack is it？ F．Would you please go with me？ G．Who is he？