微信刷题,考证必备
  • 试题题型【单项选择题】
试题内容
With the help of his teacher he studied hard and got ______ “ A” in the test.
  • A. a
  • B. an
  • C. the
  • D. one
  • 参考答案:A
  • 解题思路:不确定的某一个