【单选题】It issued an import warning on Chinese frozen spinach using the ( ) of higher-than-required amounts of pesticide residue. 日本发出了针对中国冻菠菜的进口警告,借口是杀虫剂的残留物高于要求的标准。
【单选题】__ __ many Chinese women have received higher education, there are still obstacles that prevent them from enjoying the same opportunities for education and employment as men.