2. would have become/ had entered.
3. had not argued/would have asked
4.would have gone/ had not been
5.had rained/ would have gone
6.would have phoned/ had not lost
7.had been/ would have entered
8.had woken up/ would have caught
9.would not have won/ had not trained
10.would have got/ had had
11.had sounded/would not have messed up