题目

First aid is a kind of help given to someone  61  falls ill or gets  62 (injure) before a doctor can  63  (find). First aid is  64  very important step in the  65   (treat).Now , let’s talk about first aid for burns . You can get burned by 66   (variety)things，  67   hot liquids , steam, fire , the sun and so on. Burns are called first , second and third degree burns , 68  (depend ) on which layers of the skin are burned . Different degree burn can be treated in a different way . 69 (keep) these things in mind will make a great 70  (different)        61._________ 62._________63.__________ 64.________ 65.__________        66._________ 67._________68.__________ 69.________ 70.__________ 答案：  61.who  62. injured  63.be found  64.a  65.treatment  66.various 67.such as  68.depending  69.Keeping  70.difference

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