——What do you want to be when you graduate from middle school?
——I want to be _________university student. I'm in great ______ need of knowledge.

—Have you ever been to Wang Lihong's concert?

—Yes, and I saw him _______ the piano as he sang.

综合性学习。
      为了让同学们认识到饮食与健康的关系，使大家懂得正确饮食才能健康，班级开展了“中学生饮食与健康”的调研活动。请你完成下列任务。