matt creen 30-year-old man翻译

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• matt creen 30-year-old man翻译
• 英语翻译1.You should devote youself to education in the future.2.They drvote all their hours /time to working in their lab.3.I have a devoted firend,he would do anything for me.4.The young man was usually very quiet and devoted to his work.5.This magazine is devoted to science/children's literature.6.Whether you xote for or against the proposal doesn't matter very much.7.If we can't agree by the end of the meeting,a vote will have to be taken on this matt
• 妈妈给客人沏茶,洗水壶需要1分钟,烧水需要15分钟,洗茶壶需要1分钟,洗茶杯需要1分钟,拿茶叶、沏茶需2分钟.依照最合理的安排,最快几分钟就能沏好茶?（要算式的好么）
• 要把边长为6的正三角形的大理石砖锯去三个角,得到一个正6边形,求这个正6边形的边长和内切圆的半径