1.Theboywhoisstandingoverthereismylittlebrother.
2.Thecarthatisparkedinfrontofthehousebelongstomyneighbor.
3.ThebookthatIreadlastnightwasreallygood.
4.Thehousethatwevisitedyesterdayisforsale.
5.Theteacherwhotaughtmemathinhighschoolisnowretired.
6.Thecatthatclimbstreesisveryagile.
7.Themoviethatwewatchedlastweekendwasveryentertaining.
8.Therestaurantthatwewenttolastnighthadgreatfood.
9.Thedogthatchasedthesquirrelupthetreeismine.
10.ThecomputerthatIuseeverydayisgettingold.
11.Themanwhoiswalkingdownthestreetismyuncle.
12.Thestorethatsellsorganicfoodisjustdownthestreet.
13.ThesweaterthatIboughtlastwinterstilllooksnew.
Onepossiblecombinedsentence:
Theboystandingoverthere,thecarparkedinfrontofthehouse,thebookIreadlastnight,thehousewevisitedyesterday,theteacherwhotaughtmemathinhighschool,thecatthatclimbstrees,themoviewewatchedlastweekend,therestaurantwewenttolastnight,thedogthatchasedthesquirrelupthetree,thecomputerIuseeveryday,themanwalkingdownthestreet,thestorethatsellsorganicfood,andthesweaterIboughtlastwinterstilllooksnewareallthingsthathavebeenapartofmyrecentexperiences.