6、D.in-2-用心爱心专心()6.A.whenB.afterC.untilD.since()7.A.butB.soC.orD.and()8.A.quickB.sureC.importantD.necessary()9.A.lookforB.seeC.listenforD.hear()10.A.missB.guessC.getD.catch 【试题答案】I.1.be2.missing3.him4.arehaving5.lying6.widely7.careful8.turning9.telling10.less II.