Как это было в демоверсии 2027
In 146 BC Corinth was destroyed by the Romans only to be rebuilt under the patronage of Julius Caesar as a Roman colony. Today the ancient city lies in ruins. Since 1896 archeologists __________________ there, finding various elements of ancient buildings and constructions each year.
WORK
Источник: ФИПИ, проект демоверсии ЕГЭ 2027, с. 13
Решение и ответ
Маркер since 1896: действие началось в прошлом и продолжается до сих пор.
Это Present Perfect (have worked) или Present Perfect Continuous (have been working); ключ принимает оба. Подлежащее archeologists во множественном числе — have.
Ответ: have worked или have been working