i don t know when or where i learned it. i learned to say "hate". for example: i will say "hate" when mosquito bites me,今天晚上,当检查道:he is a old teachersh时, "he is a old teacher,我不该说的两个字,听了妈妈的话,季老师没有生气, her mother said," you are wrong, 不知什么时候也不知是那里学来的,比如