第二课时一、用所给单词的正确形式填空。1. The _________ (mice) is running quickly.2. The cat is _________ (chase) a mouse now.3. They’re afraid of _________ (we).4. Sarah and the cat are _________ (worry).5. My leg_________ (hurt).二、按要求完成下列各题。1. cat, is, Maybe, now, chasing, our, a...