根据社会学者蓝格的观点:小组工作者在小组发展的不同阶段所处位置是不同的,在小组的维持阶段,小组工作者是处于()位置。
A. 中心
B. 轴承
C. 边缘
D. 闭合
Many young kids are ___________ becoming obese because they eat too much junk food.
A.in danger
B.at risk of
C.as a result of
D.in fear
Students’ attention should be focused ______ their teacher’s lectures in class.
A. on
B. at
C. off
D. with
蝙蝠图形象征寓意()
A. 幸福
B. 喜庆
C. 威力
D. 高贵