A: Where's John?B: ________A.He's over there. B.Which one?C.Oh,she's in the classroom.
( )—May I open the window? —_______.
( ) There is going to be a meeting this evening, _______?
( ) What about something _______?
( ) _______Li Ming taller than Gao Shan three years ago?
( )—_______ruler is your favourite? —The blue one.