People like dolphins(海豚)because they are both lovely and1 . They have2 amazing IQ. Dolphins can talk. Scientists try to talk with dolphins, and the results(结果)make3 really surprised(惊讶的）. They find that dolphins 4 understand them so well.
5 animals enjoy playing6 dolphins like to make their games different. 7 a beautiful day in 1997, scientists on a beach saw(看见)a little8 going into the sea. They were9 to see the dolphins come up to the dog and then start throwing（扔）it into the air. The dog10 the game and kept playing with the dolphins for over an hour!
Dolphins live in a very different world11 ours, 12 they are very good at our IQ tests. For example, a dolphin jumps13 the water when he hears a whistle(哨声). He does this because he will get a 14 as an award(奖励).
However, there15 still much to learn about these lovely friends.
