All foreign merchants were made to pay heavy( )on the goods they sold or bought. A. fees B. duties C. prices D. money
出自:乐山师范学院基础英语

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块