APPROVE - PRESENT SIMPLE
★ i approve
★ you approve
★ he/she/it approves
★ we approve
★ you approve
★ they approve
APPROVE - PRESENT CONTINUOUS
★ i am approving
★ you are approving
★ he/she/it is approving
★ we are approving
★you are approving
★ they are approving
APPROVE - PRESENT PERFECT
★ i have approved
★ you have approved
★ he/she/it has approved
★ we have approved
★ you have approved
★ they have approved
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
APPROVE - PRESENT PERFECT CONTINUOUS
★ i have been approving
★ you have been approving
★ he/she/it has been approving
★ we have been approving
★ you have been approving
★ they have been approving
APPROVE - PAST SIMPLE
★ i approved
★ you approved
★ he/she/it approved
★ we approved
★ you approved
★ they approved
APPROVE - PAST CONTINUOUS
★ i was approving
★ you were approving
★ he/she/it was approving
★ we were approving
★ you were approving
★ they were approving
APPROVE - PAST PERFECT
★ i had approved
★ you had approved
★ he/she/it had approved
★ we had approved
★ you had approved
★ they had approved
The PAST SIMPLE tense, is also called the PRETERIT.
APPROVE - PAST PERFECT CONTINUOUS
★ i had been approving
★ you had been approving
★ he/she/it had been approving
★ we had been approving
★ you had been approving
★ they had been approving
APPROVE - FUTURE SIMPLE
★ i will approve
★ you will approve
★ he/she/it will approve
★ we will approve
★ you will approve
★ they will approve
APPROVE - FUTURE CONTINUOUS
★ i wil be approving
★ you will be approving
★ he/she/it will be approving
★ we will be approving
★ you will be approving
★ they will be approving
APPROVE - FUTURE PERFECT
★ i will have approved
★ you will have approved
★ he/she/it will have approved
★ we will have approved
★ you will have approved
★ they will have approved
APPROVE - FUTURE PERFECT CONTINUOUS
★ i will have been approving
★ you will have been approving
★ he/she/it will have been approving
★ we will have been approving
★ you will have been approving
★ they will have been approving

Conjugation of verb Approve