1. I know that the english students have already seen the center of Moscow and the Kremlin. 2. If you have never seen the Guide-Park, you should go there on Sunday. 3. We have just arrived. We haven’t taken off our coats yet. 4. Our friends told us that they have been to the new museum. 5. We believe that the world will change for the best (тут ну уж ни как нельзя использовать present perfect так что???). 6. When the travelers found the lost boy in the forest, they realized that he has spent a long time in isolation.
1.By half past eight they (will not have had) supper yet. 2.The birds (will have flown) away before winter comes. 3.In five years' time we (will have finished) school. 4.By this time next week Jack (will have taken) his exam. 5.I hope it (will have stopped) raining before we have to go. 6.I don't think my parents (will have bought) a computer by the end of the week. 7.George (will not have memorized) al the idioms by Friday. 8.The Rogers (finish) building their new cottage before summer. 9.The party (will not have started) before we get there. 10.He (will not have come) back by supper time.
2. If you have never seen the Guide-Park, you should go there on Sunday.
3. We have just arrived. We haven’t taken off our coats yet.
4. Our friends told us that they have been to the new museum.
5. We believe that the world will change for the best (тут ну уж ни как нельзя использовать present perfect так что???).
6. When the travelers found the lost boy in the forest, they realized that he has spent a long time in isolation.