摘要
1.Thegeneralwouldntallowtheboythetreetoseewhattheen-emywasdoing.A.riskclimbingB.riskingtoclimbC.risktoclimbD.toriskclimbing2.Wewatchedthementhetreeandaswewerewalkingawaywehearditwithatremendouscrash.A.sawing;tofallB.sawing;fallC.saw;fallD.tosaw;falling3.Thestudentsareallgone.Becauseofthebadweather,theteacherpermittedthemearly.A.leaveB.tobeingleavingC.toleavingD.toleave4.Areyousurethestudentsusethenewcomputer?A.knowtoB.kn...
出版日期
2005年08月05日（中国期刊网平台首次上网日期，不代表论文的发表时间）
