Klucze do testów konkursowych z lat 2009-2020Klasa 1Klasa 2Klasa 3 K2_09K3_09 K2_10K3_10K1_11K2_11K3_11K1_12K2_12K3_12K1_13K2_13K3_13K1_14K2_14K3_14K1_15K2_15K3_15K1_16K2_16K3_16K1_17K2_17K3_17K1_18K2_18K3_18K1_19K2_19K3_19K1_20K2_20K3_20Klasa 4Klasa 5Klasa 6K4_09K5_09K6_09K4_10K5_10K6_10K4_11K5_11 K6_11K4_12K5_12K6_12K4_13K5_13K6_13K4_14K5_14K6_14K4_15K5_15K6_15K4_16K5_16K6_16K4_17K5_17K6_17K4_18K5_18 K6_18K4_19K5_19 K6_19K4_20K5_20 K6_20Klasa 7Klasa 8K7_18 K7_19K8_19K7_20K8_20