My parents would have come to see you if it had been possible, but they __________ so busy.
A.were | B.had been |
C.have been | D.would be |
The prize of the game show is $30,000 and an all expenses ____ vacation to China.
A.paying | B.paid | C.to be paid | D.being paid |
The woman ____ herself a writer has never written any books.
A.calling | B.called | C.calls | D.to call |
___ the room, the nurse found the tape-recorder ___.
A.Entering; stealing | B.Entering; gone |
C.To have entered; being stolen | D.Having entered; to be stolen |
____ I understood very little French, I couldn’t follow their conversation.
A.Although | B.Unless | C.Since | D.Before |
____ to light for a long time, the potatoes turned green.
A.Introduced to | B.Exposed to | C.Linked to | D.Connected to |