In the past few years, sea ice ____ in the Arctic as a result of global warming.
A．had melted B．has been melting C．melted D．is melting
Peter told us the work would be finished by next month, _____ personally I doubt very much.
A．that B．when C．which D．it
By the time our teacher arrives tomorrow,all the work _____,with which he will be satisfied.
A．is accomplished B．will have been accomplished
C．will be accomplished D．has been accompished
We’re running out _____________ fuel.
A．of B．for C．/ D．with
There’s no doubt 2013 will bring more change when the world economy is still unclear.
A．what B．that C．how D．where
The girl sitting by the window is the only one of the students who _______ from the countryside in our class.
A．was B．were C．is D．are
