A:Hey,Alan
B:yes?
A:Do you know where my clock is?
B:your clock?is it the table?
A:No,it is not mine.
B:is it on the sofa?
A:Yes,here it is,thanks,Alan.
B:Take it your bedroom ,piease.
A:OK .Where are my keys?
B:Your keys?They are on the desk.
A:Are they my maths books?B:No,they are not you math books.They are Jimms math books.