which,who,that填空
1.LinHuilikesstories__areshort.
2.Ilikeperfersclothes__arecomfortable.
3.Rcsalovesfoods__areunusual.
4.Ilikepeople__areintereting.
5.Shedoesn'tlikemovies__shecan'tundrestand.
6.Ilikefriends__playsports.
7.Thebook__IreadyesterdayiswrittenbyluXun.
8.Thisletterisfrommysister__isateacherinamddleschool.