Ключи к тестам для самоконтроля

1-3; 2-1; 3-1; 4-1; 5-1; 6-4; 7-2; 8-4; 9-3; 10-3; 11-1; 12-2; 13-2; 14-2; 15-1; 16-3; 17-3; 18-4; 19-1; 20-2; 21-4; 22-1; 23-4; 24-4; 25-4; 26-1; 27-3; 28-1; 29-3; 30-3; 31-2; 32-2; 33-3; 34-3; 35-2; 36-1; 37-2; 38-4; 39-2; 40-2; 41-4; 42-2; 43-1; 44-3; 45-4; 46-3; 47-2; 48-3; 49-4; 50-1; 51-4; 52-3; 53-3; 54-3; 55-2; 56-3; 57-1; 58-3; 59-2; 60-3; 61-4; 62-2; 63-3; 64-2; 65-1.