aer the keys in the lost and found

aer the keys in the lost and found The keys in the lost and found case is his．哪里错? this,yours,keys,set,is,of,the,lost,in,and,found,case（?）连词成句 14 His keys are ______ the lost and found case.A.on B.in C.w 连词成句（found,the,and,of,keys,case,is,in,a,lost,set） His keys are ______ the lost and found case. in the lost and found case In the lost and found case: in the lost and found box音标 连词成句,are,set,in,keys,lost and found,of,a,the,case 怎么连呢? My keys are -----the lost and found office.填什么呢? is the watch in the lost and found sase翻译