'Has' is used in the present perfect tense. It is clubbed with some verb to express a completed sentence. Like - The situation has changed. (Has + a verb = completed action). The student has done her homework. ( has+verb=completed action) 'Has' as is already mentioned in the previous answers, can be also used to indicate possession- She has a nice dress. 'Has been' is used in the present progressive tense. It expresses something that has begun in the past and is continuing or progressing till present. Like- She has been trying to solve the mystery for 3 years. (Has been + verb = an action c... Loading….