Foreigners often make some strange mistakes in Chinese when they study the most difficult language— —Chinese. We try to analyze typical sentences to correct these errors.

          Tā de fánɡjiān shōushi dé ɡānɡān jìnɡjìnɡ jíle.
False: 他的房间收拾得干干净净极了。
          Tā de fánɡjiān shōushi dé ɡānɡān jìnɡjìnɡ.
True: 他的房间收拾得干干净净。