单选题 After teaching sounds, a teacher makes a test that aims to find out which sounds students are and are not able to pronounce. This test belongs to ______.
  • A. aptitude test
  • B. proficiency test
  • C. achievement test
  • D. diagnostic test
【正确答案】 D
【答案解析】[解析] 教了语音后，教师做测试以便检查学生哪些音会发，哪些音不会发，这属于diagnostic test诊断性测试。