Раскройте скобки,ставя глаголы в раскройте скобки,ставя глаголы в соответствующем времени. 1. hello! i (try) to telephone you all week. where you (be)? 2. "i don't think we (meet) before? " "well, i (see) you once at a party, but we not (be) introduced then." 3. it (look) as if this light (burn) all night. i must (forget) (switch) it off before i (go) to bed last night. 4. come in now. i'm sorry (keep) you (wait) so long. 5. i (buy) the book, but when i (hear) the opinion of the critics, i (change) my mind. 6. at last you're here! i (wait) here for more than half an hour. i might (know) you (be) late! 7. my father (work) in canada for the last year, so by the time he (return) the month after next i not (see) him for fourteen months. 8. when you (see) him again you (be struck) by the way his health (improve) since he (go) to switzerland. 9. if you (tell) me you already (buy) the book, i not (give) it to you as a birthday present, but now it (be) too late. 10. i (ring) the bell once more, but as he not (answer) yet, i think he must (go) out. i not (bother) (come) all this way if i (know). 11. it's just as well we (bring) a guide-book with us. if we not (have), we (be) completely lost. 12. you can't (remember) (tell) him how to get here. if you (have), he (arrive) long before now.

1. hello! i have been trying to telephone you all week. where have you been? 2. "i don't think we have met before." "well, i saw you once at a party, but we were not  introduced then."3. it looks as if this light has been burning all night. i must have forgotten to switch it off before i went to bed last night. 4. come in now. i'm sorry to have kept you waiting so long.5. i was going to buy the book, but when i heard the opinion of the critics, i changed my mind.6. at last you're here! i have been waiting here for more than half an hour. i might have known you would be late! 7. my father has been working in canada for the last year, so by the time he returns the month after next i will not have seen him for fourteen months.8. when you see him again you will be struck by the way his health has improved since he went to switzerland.9. if you had told me you had already bought the book, i woulld not have given it to you as a birthday present, but now it is too late.10. i rang the bell once more, but as he has not answered yet, i think he must have gon out. i would not have not bothered to come all this way if i had known.11. it's just as well we had brought a guide-book with us. if we had not, we would have been completely lost.12. you can't remember to have (told him how to get here. if you had, he would have arrived long before now.

Р=546 см(сумма длин всех сторон) 546: 3=182см-длина стороны.