ATTEMPT - PRESENT SIMPLE
★ i attempt
★ you attempt
★ he/she/it attempts
★ we attempt
★ you attempt
★ they attempt
ATTEMPT - PRESENT CONTINUOUS
★ i am attempting
★ you are attempting
★ he/she/it is attempting
★ we are attempting
★you are attempting
★ they are attempting
ATTEMPT - PRESENT PERFECT
★ i have attempted
★ you have attempted
★ he/she/it has attempted
★ we have attempted
★ you have attempted
★ they have attempted
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.
ATTEMPT - PRESENT PERFECT CONTINUOUS
★ i have been attempting
★ you have been attempting
★ he/she/it has been attempting
★ we have been attempting
★ you have been attempting
★ they have been attempting
ATTEMPT - PAST SIMPLE
★ i attempted
★ you attempted
★ he/she/it attempted
★ we attempted
★ you attempted
★ they attempted
ATTEMPT - PAST CONTINUOUS
★ i was attempting
★ you were attempting
★ he/she/it was attempting
★ we were attempting
★ you were attempting
★ they were attempting
ATTEMPT - PAST PERFECT
★ i had attempted
★ you had attempted
★ he/she/it had attempted
★ we had attempted
★ you had attempted
★ they had attempted
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
ATTEMPT - PAST PERFECT CONTINUOUS
★ i had been attempting
★ you had been attempting
★ he/she/it had been attempting
★ we had been attempting
★ you had been attempting
★ they had been attempting
ATTEMPT - FUTURE SIMPLE
★ i will attempt
★ you will attempt
★ he/she/it will attempt
★ we will attempt
★ you will attempt
★ they will attempt
ATTEMPT - FUTURE CONTINUOUS
★ i wil be attempting
★ you will be attempting
★ he/she/it will be attempting
★ we will be attempting
★ you will be attempting
★ they will be attempting
ATTEMPT - FUTURE PERFECT
★ i will have attempted
★ you will have attempted
★ he/she/it will have attempted
★ we will have attempted
★ you will have attempted
★ they will have attempted
ATTEMPT - FUTURE PERFECT CONTINUOUS
★ i will have been attempting
★ you will have been attempting
★ he/she/it will have been attempting
★ we will have been attempting
★ you will have been attempting
★ they will have been attempting

Conjugation of verb Attempt