Tha' won't have to keep it up much longer.

　　這種情況不會(huì )持續太久。

　　But can she keep it up?

　　但是她能保持住優(yōu)勢嗎？

　　And you won't keep it up for very long.

　　而且你不會(huì )堅持多久。

　　Can they keep it up?

　　這樣的情況能夠持續嗎？

　　If you're already eating a healthy diet, keep it up.

　　如果你已經(jīng)有了健康的飲食那么繼續保持。