I have eaten dinner和I had eat dinner 请分别讲一下这两句话,谢

I have eaten dinner和I had eat dinner 请分别讲一下这两句话,谢 I have already had dinner.这句话对吗? I have already had dinner.这句话对吗 I had dinner 和 I was having dinner 的区别 whatdid you have for dinner?i had? have dinner和eat dinner的区别 I don't have enough time to eat dinner 和 I don't have enough I will go when I have had my dinner.这句话用了什么用了什么语法. i have eaten dinner的have是助动词,但是为什么不用其他助动词呢 did you eat dinner和do you eaten dinner有何区别 after i had had dinner ,i went to school 还是 after i have had i have had dinner 和 i had my dinner 在翻译上有什么区别?完成时和过去时就不要提了,谁