PRESENT TENSE

Present tense is simple form which used to express situation going into effect.
Simple present tense is used for :

* Express habit, general truths, repeated actions or unchanging situation, emotions and whised.
* Give instruction or direction.
* To express arrangement.

PATTERNS (Using verbs) :

(+) SUBJECT + VERB1 + COMPLEMENT/OBJECT.
(-) SUBJECT + DO/DOES + NOT + VERB1 + COMPLEMENT/OBJECT.
(?) DO/DOES + SUBJECT + VERB1 + COMPLEMENT + ?

PATTERNS (using be) :

(+) SUBJECT + TO BE (IS, AM, ARE) + COMPLEMENT.
(-) SUBJECT + TO BE (IS, AM, ARE) + NOT + COMPLEMENT.(?) TO BE (IS, AM, ARE) + SUBJECT + COMPLEMENT.