易捷便利店经营模式是（）.
A、自主经营
B、统一管理
C、快速发展
D、分类指导
参考答案：A, B, C, D
To learn how their children are doing at school, parents need to _______ the teachers every now and then.
To learn how their children are doing at school, parents
need to _______ the teachers every now and then.
A．admire
B．combine
C．gather
D．consult
对羟基苯甲酸酯
A．成型材料B．增塑剂C．遮光剂D．防腐剂E．增稠剂
