不忘forget not长久不忘的好记性a long memory饮水不忘掘井人。When you drink the water, think of those who dug the well.一见不忘。Once seen, never forgotten.终身不忘keep in memory throughout one’s life span
do not forget that = remember thatDon't forget (that) tomorrow is your mother's birthday. Remember (that) tomorrow is your mother's birthday. Don't forget to lock the door when you are leaving.do not forget = rememberDon't forget to lock the door when you are leaving.Remember to lock the door when you are leaving.同义句，还可以用 remind oneself 提醒remind youself to lock the door when you are leaving.
可以有两种表达，第一种更地道：1.Remember not to do anything. (反意法：记住什么也别干。)2. Don't forget not to do anything. (正译法：别忘了什么也别做)说明：不能翻译成Don't forget to do anything. (这句话的意思是，别忘了去做点事)
1. 不要忘记：don't forget 或 remember.2. 主要是以下两个同义结构：1）Don't forget that从句 = Remember that从句。如：Don't forget that you are his son.= Remember that your are his son.不要忘记，你是他的儿子。记住，你是他的儿子。2）Don't forget to do sth. = Remember to do sth.如：Don't forget to lock the door.= Remember to lock the door.不要忘记关门。记住要关门。
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