помогите сделать упражнения ... Replace the infinitives in brackets by the Present Perfect or the Past Indefinite.

1. The children (to do) their homework. Now they can go to the skating-rink. 2. You ever (to be) in Warsaw? — Yes, I (to be) there last year. 3. I already (to send) the telegram. 4. I (to send) the telegram yesterday. 5. I (not to see) him in January. 6. I (not to see) him since January. 7. We (not to receive) any letters from her lately. 8. They (to go) to the camp three days ago. 9. I just (to see) him. 10. I (to see) him in 1973. 11. You (to have breakfast) already? 12. When you (to have breakfast)? 13. When you (to arrive) in Kyiv? 14. He (to fall asleep) at half past seven. 15. I (to know) this engineer since I began to work at the plant. 16. At last I (to write) the composition; now I'll go for a walk.


Choose the right form of the verb from the brackets. Explain your choice.

1. I... her since she was practically a little girl (did not see/do not see/have not seen). 2. It's ages since I... you (see/sees/will see/ have seen/has seen). 3. "Have you got the leaflets?" "They... from the printers yet" (did not come/have not come/doesn't come/don't come). 4. His wife has a headache and... to He down (went/have gone/has gone). 5. "... she......long? (was... married/has... married/has... been married)" "About three years, I believe". 6. My name is George Marvin Brush. I... two years ago from the College in South Dakota, (graduate/graduated/has graduated/have graduated).7. I'm so sorry. I ... the vase. I was looking for the matches (break/breaks/broke/have broken/has broken). 8. After all, I...... you since you were a schoolboy (know/knows/have known/has known). 9. "The door is not locked, is it?" "No", Hugh said, - "it isn't". "It.........for years" (is not locked/was not locked/haven't been locked/ hasn't been locked). 10. She was my husband's sister. She......widow for many years and she's very well-to-do (is/was/have been/has been). 11. "It is already a long time that you......in this house - yes?" she asked. "I... always... here", he said (lives/ lived/have lived/has lived).