根据图片及上下文提示完成单词。 1. — What does he do after class? — He often plays the ______________ after class. 2. — How can I go to America? — You can go there by ______________. 3. — Can you ride the ______________? — Yes, I can. 4. — Is he an engineer? — No, he's an ______________. 5. — Where are you going? — I am going to the ______________.