555.Sorry,Madam.You'd better come tomorrow because it's _____ the visiting hours.
A.during
B.at
C.beyond
D.before
556.Fred,who had expected how it would go with his daughter,had a great worry ______ his mind.
A.on
B.in
C.with
D.at
555.答案是C;beyond(时间)晚于，迟于。
556.答案是A;on about sth.对某事物感到好奇。
