They................... (has been/had been/have been) learning English for one year.

They................... (has been/had been/have been) learning English

1.	They................... (has been/had been/have been) learning English for one year.
Answer» They have been\xa0learning English for one year."Has been" and "have been" are both in the present perfect tense. "Has been" is used in the third-person singular and "have been" is used for first- and second-person singular and all plural uses. The present perfect tense refers to an action that began at some time in the past and is still in progress. For example, if I started studying art when I was 13 years old and I am still studying art, I would say "I have been studying art since I was 13 years old."<br>They................... (has been/had been/have been) learning English for one year.have been