i have had和 i had had 有什么区别?

i have had和 i had had 有什么区别? I have had it. this time i have had I have already had found if i had had the money last year,i would have bought the houseif i had had the money last year,i would have bought the house这句话之所以两个had,第一个had是因为if条件句从句中与过去事实相反,用had done,第二个had是因为ha I -------the dictionary for 2 years.have been和 have had为什么选have had I have had my bike repaired.请解释一下这里的“have和“had的不同作用 best i ever had和best i have ever had的区别?中间加个have有什么区别? I have had enough.这个句中的had if i had six oranges in one hand and seven applesin the other,what must i ha急If I had six oranges in one hand and seven apples in the other,what must I have?翻译并回答～ i had hoped 和i had thought 怎么区别? I have had lunch.怎么变成过去完成时变成后是不是：I had had lunch. I have already had lunch 是什么结构 Shit,I have had enough of it! i have never had such__(taste)food Shit,I have had enough of it! whatdid you have for dinner?i had? i have had it up to