问题
单项选择题
Too often teachers' ______ with parents are devoted to petty accounts of children's misbehaviors, complaints about laziness and poor work habits and suggestion for penalties and rewards at home.
A．acquaintance
B．association
C．conferences
D．collaboration
答案
参考答案：C
解析：conference“商议，商谈”；acquaintance“熟悉”；association“交往，联系”；collaboration“合作”。