Task 4. Use the infinitive in brackets in the appropriate form.
1. It was foolish not (to call) a doctor. 2. She was prepared (to think) wrong-headed, but not naïve. 3. I have finished (to dig) and am going (to plant). 4. I’m deeply sorry (to involve) you in this affair. 5. “Perhaps,” suggested Rollock, “the man didn’t want (to see) turning into the house from the road.” 6. At last Mor allowed himself (to persuade). 7. “Do you want (to come) in and (to wash) up?” he asked suddenly. “No, thanks,” said John. “I ought (to go) home.” 8. I began (to walk) very slowly.