1. He listened to the teacher very carefully. (改为一般疑问句)
           _   he      _   to the teacher very carefully?
2. Anna and Tom are good at Chinese. (改为同义句)
          _   Anna      _   Tom are good at Chinese.
3. They have planted thousands of trees these years. (对划线部分提问)
           _   trees have they planted these years?
4. This TV play is meaningful ,but that one is not. (合并为一个句子)
    This TV play is       _          _   than that one.
5. David plays basketball better than any other boy in his class. (改为同义句)
    David plays basketball      _           _    in his class.