worried的形容词形式是？

　　Stop worrying about their marriage ─ it isn't your problem.

　　别替他们的婚事操心了——那不关你的事。

　　She had been worrying ever since the letter arrived.

　　自从接到那封信后她就一直焦虑不安。

　　Don't keep worrying him with a lot of silly questions.

　　别老用许多愚蠢的问题打扰他。

　　He's always worrying about his weight.

　　他总是为自己的'体重发愁。

　　It is particularly worrying that nobody seems to be in charge.

　　特别令人担忧的是，似乎没有任何人在负责。