is, was, has; studied, study,studyingAnna ______a second-year st

is, was, has; studied, study,studying
Anna ______a second-year student, ______science.
【正确答案】：is/ studying
【题目解析】：一般现在时一般用来表示现在的状态、经常的或习惯性的动作、主语具备的性格和能力等。