给下列的问句选择对应的答语。 ( ) 1. Is Mike drawing pictures? ( ) 2. What's he doing? ( ) 3. What are they doing? ( ) 4. When's your birthday? ( ) 5. Do you like spring? A. He's writing a letter. B. It's June 20th. C. No, he isn't. D. Yes, I do. E. They're eating lunch.