只要句意需要，形容词后的不定式一般都可以有被动形式。I am happy to be invited to your party.That’s the new machine whose parts are too small to be seen.The fire was very big, but most people were able to be rescued.?He was sure to be employed.The?picture?is?now?ready?to?be?mounted?and?framed.I am too eager to be admitted by Qinghua University.?The series is likely to be screened in January.Nobody is willing to be left behind.?