问题
选择题
Mr.Feng put ZhaoMing the study group.
A．in charge of
B．in need of
C．in the charge of
D．responsible
答案
A
题目分析：考查介词短语：A. in charge of负责 B. in need of需要C. in the charge of被…负责D. responsible有责任的，句意：冯先生让赵明负责学习小组。选A。
点评：本题考查了介词短语，在平时要加强识记和记忆。做题时要结合上下文判断。