Exercise 2. Instructions as for 1.

1. " Could I have these photo-copied please?" (F.F.) 2. Where could he possibly have met his friend Marx? He knew there was something missing but he could not put his finger on it. (F.F.) 3. It couldn't have been the letters someone was looking for in Josephine's room." (A.Chr.) 4. "How can you want to have a wife you can't trust?" (M.P.) 5. Not Mr. Cust! He could never have committed these murders! (A.Chr.) 6. "Oh, it can't be true!" she thought. … she could not endure the suspense another moment. (M.M.) 7. Why had she telephoned to him? Could she possibly have guessed? (A.Chr.) 8. After that she was pretty quiet. Could we have run out of conversation so quickly? 9. Of course, Miss Kenton cannot hope by returning at this stage ever to retrieve those lost years. (K.I.) 10. "I'm getting chilled to the bone. What can Freddy be doing all this time?" (B.Sh.) 11. "You have never mentioned Mr Wetherell to me, have you, Lucille?" "I don't remember." "You can't have done. The name is strange to me." (D.H.L.) 12. "I hope to help." She nodded. "We could do with some help." (A.Chr.) 13. Couldn't the signatures have been erased?" Roger demanded. "No, Mr. Leonides … I could swear to this being the original document." (A.Chr.) 14. "The whole thing's impossible," said Roger. "We were all there. It simply couldn't have happened." (A,Chr.) 15. The car wouldn't start, and could she drive him to the station in the Buick? (J.Ch.) 16.. "No matter how much power or fame or money one has," he (Charles Duke) says, "it can never satisfy without a deep personal relationship with God." (People)

Exercise 3. Use can, could or both and the appropriate form of the infinitive.

1. Since my plan is at fault, blame … (to be laid) at no one's door but my own. 2. I … never (to be sure) what was required of me on these occasions. 3. You look as if you … (to make) good use of a break. 4. "She must be carried. She … not (to walk). 5. With curiosity in his voice Mr. Taylor said: "Hello, now who … this (to be)?" 6. He had touched his cap and asked if he … (to be) of any assistance to me. 7. "Oh, dear," said Mr Spenser. "So you … not (to help) us here either." 8. "But it's nonsense! I … not (to write) such nonsense!" 9. I knew he had taken a fancy to me, but I … not (to imagine) why. 10. By the time they got into Germany he … (to ask) for the things he wanted. 11. I coughed again and set my voice into as impersonal a tone as I … (to manage). 12. Who … (to express) this view better than you did? 13. The success they met with was greater than anyone … (to hope for). 14. I don't believe it! He … (to tell) such an awful lie! 15. I … (to do) anything to save his life. If only I had known he was ruined! 16. I assure you nothing … (to be) further from the truth than these allegations. 17. … I (to smoke) here? 18. … you (to wait) a moment, sir? 19. Within seconds I … (to see) that she was not listening to me. 20. When the news came nobody simply … not (to believe) it. 21. He was sorry she had left him. With his income of twenty-eight hundred a year they … (to manage) perfectly well.

Exercise 4. Change the actions into imaginary unreal using subjunctive II of the modal verb can. Refer them both to the present and to the past.

1. I can't sleep in this stuffy room. 2. She cannot tell lies. 3. You can see everything quite clearly. 4. They can wait a little longer. 5. She can't possibly marry this old man! 6. We can go to the river and bathe. 7. I can't buy such an expensive car! 8. He can't give a definite answer at once. 9. Can you walk a bit quicker? 10. We can't find this book anywhere. 11. I can understand everything. 12. This question can be discussed now. 13. We can stay here till Monday. 14. Can you paint my portrait? 15. I can't promise you anything. 16. I don't know what can comfort them.

Exercise 5. Use can where possible instead of to be able.

1. You've never been able to understand me! 2. She was not able to meet us at the station this morning. 3. Are you not able to understand such simple things? 4. I won't be able to come to your party tomorrow. 5. All the passengers were able to escape from the sinking ship. 6. Who might be able to help us in this situation? 7. My heart was so full, both by what he said, and by his affecting manner of saying it, that I was not able to speak. (Ch.D.) 8. The wonder is … that she was able, physically and mentally, to continue living there. (K.B.P.) 9. His eyes were blue and because he hadn't been able to wash the coal dust off his eyebrows and eyelashes he looked as if he was made up. (S.M.) 10. Isabel's brothers were unable to leave their distant posts. (S.M.) 11. Since this allegation falls very directly into my own realm, I am able to refute it with absolute authority. (K.I.) 12. I am very sorry, sir, but I am unable to be of assistance on this matter. (K.I.) 13. Her elder son, a diplomatist, … had been unable to leave his post. (S.M.) 14. He had bought on margin a number of sound securities for dear Louisa Bradley and was glad to be able to tell Elliott that she now had a profit of twenty thousand dollars. (S.M.) 15. Of course, the whole thing was a strain to her, but now it's all over she'll be able to rest up." (S.M.) 16. … after one has been in the profession as long as one has, one is able to judge intuitively the depth of a man's professionalism without having to see it under pressure. (K.I.) 17. It was thanks to uncle Jay-Jay that I was able to bear the operation, as he was in the habit of testing my nerves in this way. (M.F.)

Exercise 6. A. Make the sentences negative. Use lexical means of negation where can expresses astonishment.

1. Can we trust him? 2. Could you help me to carry the bags? 3. She can speak English quite fluently. 4. Can he have passed all the exams? 5. Can she have understood everything? 6. I think I could translate the text without a dictionary. 7. He can lift this heavy box. 8. Can he have stopped smoking? 9. Can he believe what you are telling him? 10. Can she have done the work alone? 11. I can see something in the distance. 12. She can write with her left hand.

B. Use lexical means of negation in the following sentences where can't expresses incredulity.

1. He can't have translated the text. 2. They couldn't have arrived. 3. She can't have fallen ill. 4. He couldn't have understood what we were talking about. 5. They can't believe these facts! 6. She can't trust them! 7. He couldn't have passed this exam. 8. They can't have done the work in time. 9. She can't have learned the truth. 10. Their team can't have won the game.

Exercise 7. Translate the sentences into English using can in different meanings, to be able, to succeed, to manage.

1. Я могу подтвердить, что эти сведения достоверны. 2. Разве он не может понять, что его обманывают? 3. Он шел так быстро, что мы никак не могли догнать его. 4. Вы не могли бы помочь мне разобрать, что здесь написано? 5. Неужели ты не заметила его вчера в театре? 6. Не может быть, чтобы она снова нам солгала! 7. Пуаро уверен, он мог бы совершить это преступление и без сообщников. 8. Ах, если бы только она могла понять его чувства. 9. Им удалось быстро потушить пожар, никто не пострадал. 10. Неужели вам задали этот вопрос? 11. Боюсь, я никогда не смогу бросить курить. 12. В прошлом году ему удалось бросить курить. 13. Они говорили так тихо, что ему ничего не было слышно. 14. Ему удалось заставить вас изменить свое решение? 15. Куда же я могла положить этот словарь? Неужели я его потеряла? 16. Вы могли бы прочитать об этом инциденте во всех вчерашних газетах. 17. Вы могли бы нарисовать мой портрет? 18. Когда-то она могла прекрасно петь. 19. Не могли бы вы одолжить мне ручку на минуту? 20. В этом кафе мы можем не плохо пообедать. 21. Уже в детском возрасте Моцарт мог сочинять прекрасную музыку. 22. Как удалось ему сочинить эту прекрасную симфонию за такой короткий срок.

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