职业资格>教师资格证 > （初中）英语学科知识与教学能力
（初中）英语学科知识与教学能力 - 相关题库
单选题 编号：2455301
1. You __________ all those calculations! We have a computer to do that sort of thing.
  • A.needn't have done
  • B.must not have done
  • C.shouldn' t have done
  • D.can not have done

登录后查看答案及解析

选择购买的题库