—Which one do you want to buy, an iPod touch 4, an iPad 3 or an iPhone 5?—______. They are too expensive.
What _______honest boy! And he is _______ best student of all.
----- ____________________? ------ I am a doctor.
----- ____________________________? ----- It’s black, B-L-A-C-K, black.
----- Hello, are you from America? -----_________________.
___________ sister is in Beijing .