had的意思|示意
aux. 已经（用于过去完成时态）
v. 有；吃，喝，抽（烟）；患病，得病（have 的过去式和过去分词）
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had的用法详解
英语单词had的用法讲解
英语单词had是动词，可以用来构成各种时态，常用来表达“过去发生的动作”，如：
一般过去时：I had a good time yesterday.
一般过去完成时：I had already finished my homework.
过去进行时：I was having a good time last night.
过去将来时：I thought I would have finished by then.
had还可以构成虚拟语气，表示提出假设的情况，如：
If I had enough money, I would buy a car.
Had she come to the party, she would have met some famous people.
此外，had也可以用作情态动词，表示“一定、完全、毫不怀疑”，如：
I had to go to the doctor yesterday.
He had better stop smoking.
We had better hurry.
总之，had既可以作为动词用来构成各种时态，也可以作为情态动词表示深犹豫的意思，是一个非常常见的、多用的词，希望这篇介绍能够帮助大家更好地理解它的用法。
had相关短语
1、 had been 已经（过去完成时）
2、 have had 有
3、 had done 过去完成时
4、 had better 最好
5、 had rather prep. 宁肯，宁愿
6、 had best 最好，最好能
7、 had better do 最好做某事
had相关例句
The traveler had to fight his way through the tropical forest with an axe.
探险者靠一把斧头奋力穿过热带雨林.
《简明英汉词典》
A quarrel had estranged him from his family.
一场争吵使他与家人疏远了.
《现代汉英综合大词典》
They had used what money they had.
他们用尽了所有的钱。
《柯林斯英汉双解大词典》
He had gambled and roistered and drunk until he dropped in his tracks.
他赌博闹事又醉酒,直到当场死去为止.
《现代英汉综合大词典》
She guessed that the letter had something to do with her husband.
她猜想这封信与她丈夫有关.
《简明英汉词典》
Sunlight had discoloured the bright red curtain.
日照使这朱红(色的)窗帘褪了色.
《现代汉英综合大词典》
We had walked further than I had realized.
在我不知不觉中我们已走得很远。
《牛津词典》
I had a medical checkup before going abroad.
我在出国前作了一次体格检查.
《简明英汉词典》