whosepencilsarethese?thesemaybeBong's,Hehasusedtheseyet.
Whosedressisthis?Itmustn`tbeLily`s.It`stoosmallforher.
Whoescaristhat?ItmustbeMike's.Heisdrivingit.
Whoesbooksarethese?Theymustbesometeenager's.Theyareallmiddleschoolexercisebooks.
Whosepenisthis?ItmustbeTom's.Ithashisnameonit.
这不可能,有人铅笔上写名字吗?楼上的傻啊.