题目 题型：案例题 难度：★ 
18.7万热度
PeopleWatchersSomescientistsdonotwearlaboratorycoats(coat).A
People Watchers
Some scientists do not wear laboratory coats (coat). And only 41___(rare) do they use microscopes. These scientists are called 42___(society) scientists.They want to find out how people act and why they do certain things.
Some of them study the people of 43___(differ) cultures to learn their ways of doing things. They often live with the people of the culture they are 44___(study). They try to feel the world of these people. And they must be good reporters because facts, not 45___(opinion)about other cultures, must be reported.
Another group of them studies how people 46___(live)long ago. They dig in the ground to find old tools that have been 47___(bury) for thousands of years. Sometimes, they even discover buildings hidden in the earth.
These scientists often work in 48___(cooperate) with each other. If one of them 49___ (find) a Greek vase(花瓶)in the Middle East, he or she may ask for an 50___(explain) from an expert to find out how the vase got there.
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