have has there be
南宋和北宋相比,其政治特点的相同之处有( )①与少数民族政权并立 ②皇帝重文轻武,靠议和苟安 ③投降派占上风,主战派受排挤 ④被少数民族政权所灭
Without your support, I am ____ to complete this documentary on time. (able)