553.To his disappointment,the opinion he had stuck ______ out wrong.
A.to turn
B.to turning
C.to turned
D.to be turned
554.How are the things about his sister?
She left home in 2008 and ___ since.
A.hadn't been heard of
B.hasn't been heard of
C.had not heard of
D.wasn't heard of
553.答案是C;注意区分意群。此处he had stuck to作定语，而且turn out不用被动语态。
554.答案是B;表示自从2008年以来没有听到她的任何消息，用完成时的被动形式。
