一、 从下面四个选项中选出最佳选项。(10%) ( ) 1.Look! There is ______ elephant and ______ monkey in the picture. A. a, a B. a, an C. an, a D. an, an ( ) 2. ––______do you like penguins? –– Because they are fun. A. What B. How C. Why D. Where ( ) 3. Dolphins are friendly with people. So let’s ______ the dolphins first.