问题标题：
Firstaidisakindofhelpgiventosomeone61fallsillorgets62(injure)beforeadoctorcan63(find).Firstaidis64veryimportantstepinthe65(treat).Nowlet’stalkaboutfirst
问题描述：
Firstaidisakindofhelpgiventosomeone 61 fallsillorgets 62(injure)beforeadoctorcan 63 (find).Firstaidis 64 veryimportantstepinthe 65 (treat).Nowlet’stalkaboutfirstaidforburns.Youcangetburnedby66 (variety)things， 67 hotliquidssteamfirethesunandsoon.Burnsarecalledfirstsecondandthirddegreeburns68 (depend)onwhichlayersoftheskinareburned.Differentdegreeburncanbetreatedinadifferentway.69(keep)thesethingsinmindwillmakeagreat70 (different)
61._________62._________63.__________64.________65.__________
66._________67._________68.__________69.________70.__________
宋珂回答：
61.who 62.injured 63.befound 64.a 65.treatment 66.various67.suchas 68.depending 69.Keeping 70.difference
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