... to arrive_ at 11 .30 , but it was an hour late. 3. What are the children doing at home? They at school at this time. 4. We work at 8.15, but we rarely do anything before 8 .30 . 5. This door ... him. If he more people 3. That book is too expensive, so I'm not going to buy it. If the book , I 4. We don't go out very often because we can't afford it. 5. It's ... keeps @p106 UNIT 53. Verb + to (decide to do/forget to do etc.) A. offer decide hope deserve attempt promise agree plan aim afford manage threaten refuse arrange learn forget fail If these...