2.which3.which that is:which that4.who /that are;which /that is5.who /that areIV.1.in a hurry to leave2.has nothing to do with3.turned out4.The couple who/that are5.who that is;is his bossV.l.that/which/不填2.that/which3.that/不填4.which5.that/who6.which7.that/不填Exercises for"Integrated skills"I.1.wealth 2.safety 3.guard4.shutting 5.lockIⅡ.l.kidnapping2.criminal3.not play 4.to turn5.to protectIII.1.in prison2.guard against3.of great wealth4.carry a map with5.who/that was kidnappedIV.1.safe 2.lock 3.to shut4.guard 5.carry6.missing3/4