单词正确形式填空We've never received any __ about our service(complain)
问题描述：
单词正确形式填空We've never received any __ about our service(complain)
答
答案：complaint 或 complaints
翻译：我们从来就没有收到过对于我们服务的抱怨/申诉.
complain是动词,其名词形式是complaint,它既可作可数名词,也可作不可数名词.