می روم
= I am going
می روی
= You are going
می خورد
= He/She/It is eating
می گوید
= He/She/It is saying
می گفت
= He/She/It was saying (would say).
در این جمله نیم‌فاصله دیده می‌شود
= half-space (zero-width space) is being seen in this sentence.
من به آنها گفتم دلیل این سوال را می‌دانم. او جواب داد تو هیچ نمی دانی.
Note that “می” acts just like ing in English to make continuous tense. “نمی” is just the negative form.
“می” is always followed by an infinitive.