题目内容：

阅读下列短文，根据短文内容填空。在未给提示词的空白处仅填写 1 个适当的单词， 在给出提示词的空白处用括号内所给词的正确形式填空。

Finding the opportunity to read can be a challenge, so it comes 1. (nature) that audiobooks (有声书) have become a preferred choice. 2. the help of audiobook, people can enjoy their favorite books while exercising or commuting to school. Audiobooks 3. (grow) in popularity up till now, for they are undoubtedly a useful way to escape the stresses of modern life and a good way to keep busy.