Questions & Answers about هو يكتب رسالة في المحطة الآن.
Literally it’s: He (هو) writes/is writing (يكتب) a letter (رسالة) in/at the station (في المحطة) now (الآن).
This sentence uses an SVO-like order (subject + verb + object), which is very common in Modern Standard Arabic, especially when the subject is stated explicitly.
You can usually drop it. يكتب رسالة في المحطة الآن is a complete sentence because يكتب already indicates he (3rd person masculine singular).
Using هو often adds emphasis or contrast, like as for him / he (not someone else).
يكتب is the imperfect verb (المضارع), which can mean:
- present/habitual: He writes
- present ongoing (often with context): He is writing
- near/future in some contexts: He will write
Here, الآن (now) strongly pushes the meaning toward He is writing (right now).