bagh

expresses an action that happens at present

(a)  

expressesexpresses an action that occured in the past

(a)  

can be used as an adjective

(a)  

help form verb phrases

(a)  

is used in the progressive tenses and passive voice

(a)  

is used as helping verb in the perfect tense

(a)  

mood of the verb is being affected by the auxilliaries

(a)  

is a tense of a verb that expresses an action or condition that has already done

(a)  

is a tense of a verb that expresses an action or conditon in progress or condition in progress at any point in time

(a)  

forms can be put together

(a)