剧本是什么和什么等组成

Little Duck: Hello, this is Little Duck speaking. Who’s that? Oh, dear Grandma. Yes, I’m fine. I miss you very much. I’ll come to visit you this morning. Good bye. Little Duck:: Wow! What a sunny day! I’m going to visit my grandma. （猫先生正在河边捉鱼。但是他总是抓不到。） Little Duck: Good morning, Mr. Cat. How are yo