珍惜时间 Making Good Use Of Time 四—五年级 Goodmorning/afternoon,everybody!A famous American poet says , "Life is short, study is long." Everyone should work hard and study well. Never waste any time.
But of course we have a way to measure that now on a continuous basis, with a sensor that detects blood glucose, 当然现在我们已经有方法可以连续监控它了，方法是用一个传感器来连续检测血糖浓度， and it's important because we could detect hype
Well, it was the night of the twelfth day of my 21-day trip. I'm settling into camp. 那是在21天旅行中第十二天的晚上。我在帐篷里安置了下来。 I'd already hiked 80 miles to this point and I had a three-day trek to Machu Pichu. 当时
