IF WE HAD KNOWN THAT YOU WERE THERE, WE ... YOU A LETTER.A. WOULD...
11. If we had known that you were there, we ... you a letter.
a. would write
b. would have write
c. would have written
d. had written
c
11. If we had known that you were there, we ... you a letter.
a. would write
b. would have write
c. would have written
d. had written
c