I don't make a practice of forgetting to pay my bills, I assure you!我向你保证，我并不是经常忘记付账的！Hotels often omit to check guests' cars.旅馆经常忘记检查住客的车辆。It was obvious that her memory was failing. For example, she would often forget where she put her car keys.显然，她的记忆力在衰退。比如，她经常忘记自己把汽车钥匙放到哪儿去了。