问题
多项选择题
客流调查是一件经常性的比较细致的工作。客流调查的方法以调查目的的不同大致可以分为（）
A.学校调查
B.工厂调查
C.流量调查
D.流向调查
答案
参考答案：B, C, D
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客流调查是一件经常性的比较细致的工作。客流调查的方法以调查目的的不同大致可以分为（）
A.学校调查
B.工厂调查
C.流量调查
D.流向调查
参考答案：B, C, D
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| Do you have a healthy eating habit? As we know, a healthy eating habit is good 1 health. Of all the things we eat and drink, 2__ is the most important. Not _ 3 people know this, but it is quite true (真实的). Our bodies can go 4__ food for a long time. 5__ for two or three days without water people may die. Many people don't know 6 _ water our bodies need to work well. And they don't drink 7__ water, especially(尤其) in hot weather. Most people drink only when they 8__ drink. But in fact they often 9__ more water, especially after they have sports. Do you know 65% to 75% of a man's 10__ is water? If we don't have enough water, we feel tired and may become ill. | ||||
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