Tom,together with his parents,______(rush)to the nearest hospital in an hospital.

问题描述:

Tom,together with his parents,______(rush)to the nearest hospital in an hospital.

is rushing./rushes/rushed
当句子主语后很有together with时,采取不介入原则,即谓语动词只跟前面的主语保持一致,不受其影响.
所以该句Tom主语,谓语用单三.