is this sentence right ?

[liuchunsheng123456]

i have developed a film when he comes .
Could you give me some examples that concerns present perfect tense used in complex sentences ?

[George.huang]

Present perfect
He has worked at that company for 3 years, and now he is responsible for sales department.

Past Perfect
He had worked at that company for 3 years before he left.

Future Perfect
He will have worked at that company for 3 years this time next year.

maybe helpful to you!

[liuchunsheng123456]

thank you .
could you tell me whether this sentence is right or not . ( I has developed a film when he comes in .)

[Lucretia]

Hello 12345,

Your original sentence is wrong.
Best wishes. :)

[liuchunsheng123456]

I see , thank you very much .

[English_petal]

could you tell me whether this sentence is right or not . ( I has developed a film when he comes in .)

I don't quite know what you were trying to say - maybe "I had developed a film when he came in"? (Meaning you had completed developing a film just before he came in)

Hope this helps =)

[liuchunsheng123456]

It really helps me a lot.