M5 Unit 5 First aid语言知识学案 2012/10/20核心词汇1Everybody was informed that his wedding _(典礼)would be held in the beautiful park next Sunday.2As we all know,a fever is a _(症状) of illness.3Due to lack of _(治疗),some patients rescued from the ruins died soon.4. The difficulty is _(临时的)so we should be optimistic.5The burning plastic gave off _(有毒的)gas,which is harmful to our health.6He was _(受伤)seriously,which caused him t