Помогите пожалуйста(заранее спасибо) № 2. Перефразируйте предложения используя Perfect Infinitive (дивись модель): a)

a) 1. They could help him but they didn’t do it. - They could have helped him. 2. She could pass her examination in chemistry but she failed. - She could have passed her examination in chemistry. 3. She could buy this book but she didn’t buy it. - She could have bought this book. 4. Our football players could win the match but they lost it. - Our football players could have won the match. 5. I could learn the poem by heart but I had no time for it. - I could have learned the poem by heart. b) 1. He nearly broke the window. - He might have broken the window. 2. I nearly forgot about it. - I might have forgotten about it. 3. She nearly fell asleep. - She might have fallen asleep. 4. The news nearly killed him. - The news might have killed him. 5. I nearly caught cold. - I might have caught cold. c) 1. I’m sure you saw the performance last year. - You must have seen the performance last year. 2. Evidently his daughter has finished the secondary school. - His daughter must have finished the secondary school. 3. I’m sure he has fallen ill. - He must have fallen ill. 4. Evidently I have lost my pen. - I must have lost my pen. 5. I’m sure she has left the book at home. - She must have left the book at home.