His new album _____ so well that millions and millions of copies _____ out since its release．
A．is sold; have sold B．sells; had been sold
C．is sold; have been sold D．sells; have been sold
It is two years _____ he graduated from college and he is very happy with his work in the company．
A．before B．until B．since D．once
Whatever happens, we won’t _____ our beliefs．
A．give in B．give up C．give out D．give to
---Can I help you, sir?
---No, thanks．I _____ around．
A．have just looked B．have just been looking
C．am just looking D．just look
He is a novelist and a poet as well, but he is _____ known for his novels．
A．most B．better C．more D．best
If one side refuses to give in to _____, the trade talk between the countries is likely to break down．
A．another B．other C．the other D．one another
