写作惬意，是满意，是舒服，是一种愉悦的感受。一道难题的破解，一次意外的表扬，一份期待的礼貌，一个小小的发现……都会让你欣喜。一丝惬意心中来，心情好了，花会格外地艳，草会格外地绿，水会格外地清，阳光也会特别地温暖……请以“一丝惬意心中来”为题，写一篇文章。要求：①将题目抄在答题卡上；②除诗歌、剧本以外文体不限；③不少于600字。
Wendy is manager of customer service at ABC Products. She received the following letters from customers. Read the letters and answer the questions.
