The most appropriate verb to complete the sentence "We ___ together since last year" is "have been".
So the complete sentence is: We have been together since last year.
This is because "since last year" indicates a period of time that started in the past and continues up to the present, which requires the present perfect continuous tense.
اذا كان لديك إجابة افضل او هناك خطأ في الإجابة علي سؤال We ___ together since last year اترك تعليق فورآ.
