1. He cannot have done it all by himself! It is ...!

2. We were thankful to him for his ... to help us.

3. We want to express our sincere ... for your assistance.

4. During World War II Minsk was almost completely ... by the Nazis.

5. Please remind him of his promise, he is ... as you know.

6. I am sure he is ... to do it without your help.

7. I hope this trip will ... your knowledge about the birds that are found in our country.

8. There was not enough time to prepare for the test, and we were certainly ... with the results.

9. Do not worry, he is no longer ... when he drives.

10. The task is too difficult. You should have ... it.

11. 1986 (the year of Chernobyl) was ... for Belarus.

12. The municipal authorities decided to ... the road in summer.

13. This song has such a ...tune.

14. You will not succeed if you are so ... .

15. You should try to find the best ... to this problem.