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Is it ever too cold to exercise? During those cold winter months, it sometimes seems too chilly to run or jog. What if your lungs freeze? Well actually, your body is designed so that by the time air reaches your lungs, its been warmed up and moisturi...
分类： 英语时差8，16
【英文文本】 A: It's not fair that I have to work so hard. My sister gets paid twice my salary and only works three days a week. B: She's on the gravy train, isn't she? A: My friends think that because I'm a banker I'm on the gravy train but th...
分类： 英语网刊第271期