Какие здесь главные предложение :Some years ago I travelled to India. I went there by ship . The weather was very hot , so I wanted to go for a swim . I took off my jacket and boots and jumped into the water . The water was nice . I liked swimming. Then I saw a small island in the sea. I swam to the island quickly. Suddenly the island opened its mouth. It was a giant whale!I wanted to swim away , but it was too late! The next moments I was in the. What could I do ? I thought , and thought , and thought , and then I had a brilliant idea. I took my guitar and guickly went back to my ship.