第五课时一、选出每组单词中不同类的一项。( ) 1. A. sad B. bed C. bad( ) 2. A. sit B. take C. one( ) 3. A. feel B. grass C. mud( ) 4. A. angry B. worried C. morning( ) 5. A. stuck B. sad C. angry二、单项选择。( ) 1. Robin is going to sit on the ___________ this morning.A. grass...