When do we use “had had” and “have had”? [duplicate] I have seen several sentences in English where some writers have written had twice in a row I am a bit confused about when the grammar calls for using had had For example: I had had my car
grammar - had vs. had had - English Language Usage Stack Exchange The second one doesn't technically make it clear that you had eaten the chocolates before dinner, but then again it's really the only possible meaning in that context so the two sentences don't really have much difference in meaning
had与have had有什么区别？ - 知乎 had是have的过去式（一般过去时） have had 是have的 现在完成时 区别： 1、I had a girlfriend 我有过一个女朋友，是指过去交过女朋友这件事，但现在没有，即使有，也不是之前那个。 2、I have had a girlfriend 我有一个女朋友，指过去有女朋友这个状态，现在已经没有了。 （一个动作是时间点，一个动作是