your baseball is (lost) 为什么填lost

I'm sorry _____ your watch is lost(填连词) Things lost never come again为什么要填lost 不填have lost My dictionary is lost.Can you （ ）your dictionary—（ ）here空填什么 lost. lost my watch___.i can"t find it anywhere(is lost)为什么不填is disappe Is that your computer game in the lost and found case?这里为什么要 Have you lost your mind?Do you lost your mind?哪句正确?为什么? When you lost your relatives , we lost have you lost your lost your direction是什么意思? you lost your qualif