The sick have been crued

The sick have been crued the sick ____(have/has) been sent to the hospital, You have been sick of me? we have been worried sick about you The sick have been sent to hospital 这里加be是不是被动? 如何回答“you have not been sick,have you ” I have been sick since yesterday.中have been 是什么是时态为什么要用been. the doctors have tried everything they can___(save)the sick Miss Lin __ be sick,or she'd have been here already. Why isn’t John in class?He ___ be sick.Or he’d have been her birds across Asia have been getting sick with bird flu.如何翻译? I have been around the