The sentences using degrees of comparison. exaple: the blue whale is larger (large) than any of the dinosaurs. 1. amazon is the (long) river in the world. 2. the amur is the (long) river in russia.3. the amazon is (long) than the amur. 4. everest is the (high) mountain in the world. 5. the great white shark is the (dangerous) shark. 6. the blue whale is much (large) than the great white shark. 7. dolphins much (clever) than sharks.