What's In Let's see how much you've learned from the first lesson. Underline the verb in each sentence and identify whether it is in the simple present tense, simple past tense or simple future tense. 1. Paul Nicklen is a photographer. 2. The photographs clearly show very large leopard seals. 3. The seal brought him penguins to eat. 4. We know little of the Arctic and Antarctica. 5. The Polar Obsession of Nicklen will reveal to us the beauty of the polar world.​