1.By the time the firemen arrived, the house was ablaze from top to
bottom, but it was clear that if someone had given the alarm earlier, they
might have stood a chance of saving the building.2. I wish you had told me last week that you were coming to London. If I had
known in time, you would not have had to stay in a hotel.3.Why
didn't you tell me you could lend me the money? I woulldn't have needed to borrow it
form the bank. 4. The driver said he could not undergo thorough
testing before he joined the competition. 5. It's time we went. If we
do not leave now, we will miss the last train.6. Were you cut
off while I was talking to you just now? You were? I think something
must have gone wrong with the telephone.7.The
manager is talking to an important customer at the moment but he will be free
(to see) you presently. Would you like to take a seat for a few minutes?8.I
know I ought to have written to you before, but I have been so busy
recently that I did not (have) time for (writing) letters, I (would have
telephoned) you instead, but I
(had forgotten) (your number.9. When I last (saw) him, (he was living) in London. He
(told) me then that he (was thinking) of (emigrating) to Australia, and he may
well (have done) so by now.10. I (am) very excited at the prospect of (going)
(skiing). It (would have been) the first time I (tried). I think there's nothing like
(skiing) for (making) a holiday enjoyable.11. I wish you (had let)
me (know) you had not (been able) to come to dinner. I certainly would
not (have gone) to all this trouble if I (had known).12. He said he did not (want) (to see) the firm as he (had heard) that it (was) not as good as the critics (suggested).