какое это время                                                                                                                 1. I have been working on this problem for three months already.                                               2.I worked on this problem threemonths ago.                                                                           3. I was working on this problem from 3 to 5 yesterday.                                                            4.He always works well.                                                                                                         5.He will work on this problem tomorrow.                                                                                 6.He will be working on this problem at 3 o'clock tomorrow.                                                    7.They will have finished working on this problem by 3 o'clock tomorrow.           8.He will have translated the half of the article by 3 o'clock next week.

1. Present Perfect Continuous2. Past Simple3. Past Continuous4. Present Simple5. Future Simple6. Future Continuous7. Future Perfect8. Future Perfect

1. Present Perfect Continuous Tense2. Past Simple Tense3. Past Continuous Tense4. Present Simple Tense5. Future Simple Tense6. Future ContinuousTense7. Future Perfect Tense 8. Future Perfect Tense