Проспрягай глагол to be в наст. Времени present Simple I, you, hi, shi, it, we, they. Проспрягай глагол to write в Present Perfect Проспрягай глагол to write в Present Simple

I - am, you - are, he - is, she - is, it - is, we - are, they - are.

I have written, you have written, he has written, she has written, it has written, we have written, they have written.

I write, you write, he writes, she writes, it writes, we write, they write.