they use paper bags,they don't use plastic bags.they use paper bags___ ___ ___plastics bags.
问题描述：
they use paper bags,they don't use plastic bags.they use paper bags___ ___ ___plastics bags.
答
in stead of
答
instead of（代替、替代）
他们使用纸袋子，不用塑料袋。他们用纸袋子替代塑料袋。
答
instead of
答
to replacethe
答
in place of
代替,取代；交换
答
两个空就是instead of
三个空如一楼