选择句子补全对话
第一句：Yes!
第二句：The keys?They're on the table.
第三句：Ni,they aren't.
第四句：How about my books?
第五句：It's under the sofa
A：Hey,Susan!
B:__1___
A:Is my computer game on the table
B:No,it isn't.It's on the bookcase
A:Oh,OK.___2__Are they on the bookcase,too
B:__3___They're on the chair.
A:Oh.So,where is my pencil caes?
B:___4__
A:And where’s my backpack?
B:It's under the table.And yuor baseball is under the chair.
A:Oh,OK,And where are Mom's keys?
B:___5__