请问have有哪些含义？并说说它的具体用法。谢谢。

v.aux.
1. (加过去分词,构成完成时态)已经;曾经
They haven't finished the job yet.
他们尚未完成该项工作。
2. (用于虚拟语气,表示与过去事实相反的假设)(假如那时)...的话
She might have come if she hadn't been so busy.
当时若不是那么忙,她是可能来的。
vt.
1. 有,拥有[W]
This coat has no pockets.
这件衣服没有口袋。
2. 怀有,持有[W]
Many people have doubts about the new project.
许多人对这项新工程有怀疑。
3. 体验;经验;患[W]
We had a wonderful time on the beach.
我们在海滩上玩得好极了。
4. 拿;得到,取得[W]
We gave him a present, but he wouldn't have it.
我们给他一件礼物,但他不肯接受。
5. 进行,从事(某事)
The manager is having a meeting.
经理正在开会。
6. 吃;喝;吸(烟)
They had their lunch in a cafeteria.
他们在一家自助餐厅吃了午饭。
Have a cup of coffee, please.
请喝杯咖啡。
7. 邀请(某人),招待[O]
We had some guests for dinner last night.
我们昨晚请了几位客人吃饭。
8. (用于否定句中)容忍;允许[O4]
I won't have anyone smoking in here.
我不容许任何人在这里抽烟。
9. 生得,生育
My wife is going