--- Excuse me, is the shop open around the clock?
--- ________. Only from 8:00 a.m. to 4:00 p.m.
A．I’m not sure B．Well, it depends C．That’s right D．I’m afraid not
A cell phone could ___________the energy which could activate your brain.
A．give away B．give off C．give back D．give up
I think it a great honor ___________ to visit your country.
A．to invite B．inviting C．having invited D．to be invited
— What do you think of modem music?
— It is often considered not as good as ___________ of the past.
A．it B．this C．that D．one
Students ___________ remain in their seats until all the papers have been collected.
A．may B．shall C．need D．can
__________strong earthquake struck __________ Yaan, Sichuan province on April 20, 2013.
A．A; / B．The; the C．The; a D．A; the
