Question

this form of tense Express the past in the past it represents ongoing action that is started and continued for sometime in past to indicate the time reference for and since are used in use and it described when the action is started and how long it continue in the past​

Answer 1

Answer:

The present perfect tense describes actions that began in the past and continue into the present or that have just been completed at the moment of speaking or writing. The present perfect often suggests that a past action still has an effect upon something happening in the present.