Поставьте в нужном времени: 1. please, be quiet. i (to try) to concentrate. 2. my children (to study) english since last year. 3. i will be surprised if you (to pass) your examinations. 4. what a boring film! it's the most boring film i ever (to see). 5. tom usually (to go) out in the evening. yesterday evening he (to stay) at home. 6. i (to finish) my work for the day and now i (to rest) quietly in my armchair. 7. would you like a cigarette? - no, thanks, i (not to smoke). нужно,

1. Please, be quiet. I am trying  to concentrate.
2. My children have been studying English since last year.
3. I will be surprised if you pass your examinations.
4. What a boring film! It's the most boring film I have ever seen.
5. Tom usually goes out in the evening. Yesterday evening he stayed at home.
6. I have finished my work for the day and now i am resting quietly in my armchair.
7. Would you like a cigarette? - No, thanks, I don't smoke.