223.It is a strange phenomenon that some young people today think it is their parents'responsibility to earn money and ______ to spend it.
A.them
B.they
C.their
D.thiers
224.The sweater looks like yours.
No,it's not mine.
_______ could it be then?
A.Whose
B.Who else
C.Who else's
D.Whose's else
223.答案是D；此题考查名词性物主代词。Theirs=their responsibility。
224.答案是C;此处who else's=whose else后接名词。
