题目

Hi, dear boys and girls! Do you know how to be a healthy kid? Here are some rules you should follow.First, eat different foods, especially fruit and vegetables. You may have a favorite food, but you’d better eat something different, if you eat different foods, you will probably get more nutrients(营养物质 ) your body needs.Second, drink water and milk as often as possible. When you’re really thirsty, cold water is the No One choice(选择). Milk is a great drink that can give you more calcium(钙)your body needs to grow strong bones(骨头).Third, listen to your body. How do you feel w第二次鸦片战争后，中国难以抵挡西方经济入侵的主要原因是A．清政府公开与外国侵略者勾结B．大量战争赔款使清政府财政困难C．低关税及外国工业品的优势D．中国人开始接受外国商品