The Science book is _______ the bedroom, ________ the chair.A on; in B in; on C at; on D in; in
( )—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.