have doing是什么时态
have doing是现在完成时。have主要用作助动词、动词、名词，作助动词时意为“已经”，作动词时意为“有；让”，作名词时意为“人名；(芬)哈韦”。例句：We boast of what we have and do.我们夸耀我们所拥有的和所做的。
have legs.走得快；有耐力
have expired.已过期
LA HAVE.拉阿沃
have notice.接到通知
They have.他们有
still have.还有
Have knowledge.有知识
have never.从来没有
Economists Have.经济学家
一、have作助动词
主要变化形式：have，has，had
动名词/现在分词：having
He has left for London.他已去了伦敦。
By the end of last month，they had finished half of their work.
上月末为止，他们已经完成工作的一半。
2）have+been+现在分词，构成完成进行时（现在完成时），例：
I have been studying English for ten years.
3）have+been+过去分词，构成完成时态的被动语态，例：
English has been taught in China for many years.
中国教英语已经多年。
二、have作普通动词形式
—Do you have earthquakes in your country？你们国家地震吗？
—Yes，but we don’t have them very often.有，但不经常。
have意指take（a meal）（吃），give（a party）（举行）等。
We have lunch at one.
我们1点钟吃饭。
They are having a party tomorrow.
他们明天举行聚会。
I hope you’ll have a good holiday.
1、What experience do you have doing each of the major responsibilities of the job?
2、And I believe the work you have been doing is more important now than ever.
而且我相信你所做的比任何事情都重要。
3、She would have been doing hard labor in prison.
她得关到监狱里去做苦工。
4、The car must have been doing at least 100 miles an hour.
这车速肯定每小时至少100英里。
5、Biological systems have been doing this for billions of years
6、Some scientists have been doing research on artificial internal organs.
7、The same way all men have been doing it for thousands of years.
就和几千年来男人们做的一样。
8、He must have been doing experiments in the laboratory.
他一定是在实验室里做实验。
9、I have been doing this job now for nearly five years.
10、Talk about how long you have been doing things.
11、They have been doing so for some time.
12、I have been doing it for two days.
这件工作我已做了两天了。
13、Therefore,more and more researchers have been doing research on it.
14、The current central leaders have been doing a good job.
现在中央的班子干得不错嘛！
15、Overall,the two of you have been doing pretty well!
整体来说，你俩还是很恩爱的！