CALL - PRESENT SIMPLE
★ i call
★ you call
★ he/she/it calls
★ we call
★ you call
★ they call
CALL - PRESENT CONTINUOUS
★ i am calling
★ you are calling
★ he/she/it is calling
★ we are calling
★you are calling
★ they are calling
CALL - PRESENT PERFECT
★ i have called
★ you have called
★ he/she/it has called
★ we have called
★ you have called
★ they have called
The Simple Past Tense, also called Simple Past or Preterite is a verb tense that is used to describe completed action happend in the past. It is the most basic form of past tense and it is formed by adding d, ed or ied to the base structure of the verb.
Present Continuous is a tense used for activities that are happening in the moment of speaking. It also can be used in a future aspect for future arrangements or plans. This tense is always used when you are describing a picture. The most used prepositions used with Present Continuous are AT THE MOMENT and NOW.
CALL - PRESENT PERFECT CONTINUOUS
★ i have been calling
★ you have been calling
★ he/she/it has been calling
★ we have been calling
★ you have been calling
★ they have been calling
CALL - PAST SIMPLE
★ i called
★ you called
★ he/she/it called
★ we called
★ you called
★ they called
CALL - PAST CONTINUOUS
★ i was calling
★ you were calling
★ he/she/it was calling
★ we were calling
★ you were calling
★ they were calling
CALL - PAST PERFECT
★ i had called
★ you had called
★ he/she/it had called
★ we had called
★ you had called
★ they had called
A transitive verb always has a noun that  receives the action of the verb, called the direct object.
An intransitive verb never has a direct or indirect object. Although an intransitive verb may be followed by an adverb or adverbial phrase, there is no object to receive its action
CALL - PAST PERFECT CONTINUOUS
★ i had been calling
★ you had been calling
★ he/she/it had been calling
★ we had been calling
★ you had been calling
★ they had been calling
CALL - FUTURE SIMPLE
★ i will call
★ you will call
★ he/she/it will call
★ we will call
★ you will call
★ they will call
CALL - FUTURE CONTINUOUS
★ i will be calling
★ you will be calling
★ he/she/it will be calling
★ we will be calling
★ you will be calling
★ they will be calling
CALL - FUTURE PERFECT
★ i will have called
★ you will have called
★ he/she/it will have called
★ we will have called
★ you will have called
★ they will have called
Present Simple is a tense used for talking about habits or activities that are constantly repeating. We also use Present Simple if we are talking about general thrust or facts about nature. This tense is also used in the Zero Conditional sentences and it is one of the most basic but also most important tenses of the English language. The most used prepositions with Present Simple are OFTEN, USUALLY, ALWAYS and many more.

CALL - FUTURE PERFECT CONTINUOUS
★ i will have been calling
★ you will have been calling
★ he/she/it will have been calling
★ we will have been calling
★ you will have been calling
★ they will have been calling

Conjugation of verb call