现在进行时与一般现在时区别 — 英语阅读题

阅读短文，回答问题。 Hello, I'm Peter. I like sports very much. I often play football after school. I go swimming every Saturday. Today is Saturday, but I am not swimming now. Look! I am playing basketball with my friends in the park. My sister Alice likes sports too. She usually skips rope every morning, but look, she is running on the playground now. We all feel happy and strong. Question: Peter likes swimming and goes every Saturday, but what is he doing now? Please find the sentence in the passage and write it down.（请从文中找出原句作答）