您现在位置:模拟考场> 学士学位英语> 学位英语> 浏览试题
[单选题]China's new food law provides for a food recall system _____ producers have to stop production if their food isn't up to standards.(1分)
  • Awhere
  • Bthat
  • Cwhen
  • Dwhich
  • 收藏 查看答案
    相关题目