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【单选题】
下列不属于介入社区的方法是( )。A.
通过提供服务接近社区居民
B.
以推销商品的名义接近社区居民
C.
利用社区观察、街头访问、家庭访问等方法，认识社区和建立关系
D.
通过向居民介绍社会服务信息和资源获得居民信任
E.
联系街道办事处建立合作关系
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【简答题】The nose is important for everyone. It can help a person breathe and smell. In fact,it can also be used in many popular expressions. Some people can lead other people by the nose. For example, if a wi...
【单选题】在单缝夫琅禾费衍射实验中,若将单缝位置沿透镜光轴方向靠近透镜平移,减小单缝与透镜的距离,则屏幕上的衍射条纹
A.
间距变大．
B.
间距变小
C.
间距不变，但明暗条纹的位置交替变化
D.
没有任何变化．
【多选题】Tables can also be used ____________________.
A.
to synthesize existing literature
B.
to explain variables
C.
to present the results of the study
D.
to explain the results of the study
【简答题】在体系结构中,服务是垂直的,而协议是
【单选题】Mike and Sandy are two woodworkers who both make tables and chairs. In one month, Mike can make 4 tables or 20 chairs, where Sandy can make 6 tables or 18 chairs. Given this, we know that the opportun...
A.
1/5 table for Mike and 1/3 table for Sandy.
B.
1/5 table for Mike and 3 tables for Sandy.
C.
5 tables for Mike and 1/3 table for Sandy.
D.
5 tables for Mike and 3 tables for Sandy.
【简答题】The restaurant can always find tables for its . A) s B) regulars C) visitors D) representatives
【单选题】Mike and Sandy are two woodworkers who both make tables and chairs. In one month, Mike can make 4 tables or 20 chairs, where Sandy can make 6 tables or 18 chairs. Given this, we know that
A.
Mike has a comparative advantage in tables.
B.
Sandy has an absolute advantage in chairs.
C.
Mike has an absolute advantage in tables.
D.
Sandy has a comparative advantage in tables.
相关题目：
【简答题】The restaurant can always find tables for its . A) s B) regulars C) visitors D) representatives