选词填空：A. advantage B. benefit C. profit(只需要填写单词前的大写字母，不要小写）1. Mytrip to the south was of much _________ to my health.2. Ithought I'd take_________ ofthe sports facilities while I'm here.3. Butwhat's the_________ of usingnuclear power?4. Achange in the law would be to everyone's ________ .5. This year's ________ from exports rose to 50%.