Tom ______ in the library every night over the last three months．
A．worksB．worked
C．has been workingD．had worked
I don't think you are going today，_______?
A．are youB．aren't you
C．do youD．don't you
The man______is standing on the playground is my maths teacher．
A．whenB．whichC．whoD．where
We can still be friends，_____we?
A．won'tB．haven't
C．didn'tD．can't
Because the shop_____，all the T-shirts are sold at half price．
A．has closed downB．closed down
C．is closing downD．had closed down
It's the third time that she has won the face，_____has surprised us all．
A．thatB．whereC．whichD．what
