Present Tense continues as the future becomes present. The idea is the continuing moment that is now. It happens now, and now, and now, and now, you get the idea. You really may benefit from learning Kione Greek Verb Tenses. There are a number of good websites you can visit.
Present Tense
The present tense usually denotes
continuous kind of action. It shows 'action in progress' or 'a state of persistence.' When used in the
indicative mood, the present tense denotes action taking place or going on in the present time.
For example: "In Whom you also are
being built together into a dwelling place of God in spirit." Eph 2:22
"Not
forsaking the assembling of ourselves together." Heb 10:25
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I think this one makes the information fairly accessible, I think.
Much love!