问题
单项选择题
在比较不同地区发病率或死亡率时应注意使用（）
A、年龄别发病率、年龄别死亡率
B、性别发病率、性别死亡率
C、职业别发病率、职业别死亡率
D、民族别发病率、民族别死亡率
E、标化发病率、标化死亡率
答案
参考答案：E
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在比较不同地区发病率或死亡率时应注意使用（）
A、年龄别发病率、年龄别死亡率
B、性别发病率、性别死亡率
C、职业别发病率、职业别死亡率
D、民族别发病率、民族别死亡率
E、标化发病率、标化死亡率
参考答案：E
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| Do you like tea? Tea 1 becoming the most popular drink all over the world. In China, when you visit someone, the host will bring you a cup of good tea to show welcome. Americans love coffee and they like 2 , too. Not only Chinese, but also many people around the world like tea. The 3 people to drink tea were Chinese. And people in Europe first learned to grow and drink tea 4 a book in Italy in 1599.Fifty years later, the first ship of tea from China 5 Holland(荷兰). 1. 2. 3. 4. 5. |