I. Underline the most suitable verb forms in each sentence.
a) If you invitedhad invited me last week, I was able/had been able/would have been able to come. b) I'm sure your letter hasn't arrived yet. If it came had come I'm sure noticed had noticedwould have noticed it. c) We have a suggestion to make. How do you feel would you feel if we offered would offer had offered you the job of assistant manager? d) If you lent had lent us the money, we paid would pay/had paid you back next week. e) Terry never catches anything when he goes fishing. And if he catches caught had caught a fish, he throws/would throw it back!