这家工厂以折扣价向超市批发新鲜蔬菜。

This factory ___wholesales fresh vegetables to supermarkets at discounted prices.

这家超市主要向餐馆批发供应蔬菜。

This supermarket mainly supplies vegetables ___wholesale to restaurants.

这家公司主要做批发业务，价格比零售便宜得多。

This company mainly deals in ___wholesale business, with prices much lower than retail.