【正文】
is D. be has feels doctors nurse B B 。 You have a headache. 練習(xí) My ear _______. 疼 I cut my _______. 膝蓋 I have a ———— 。Lesson 23 It hurts. She is a doctor She is a nurse I am a nurse. I am a doctor. My knee hurts. What is the matter with Bob? He cuts his knee. His knee hurts