单项选择题
Questions 14-16 are based on the
following monologue. You now have 15 seconds to read Questions
14-16. |
At what levels are programs of technical and vocational courses offered
A.The 1st and 2nd levels.
B.The 2nd and 3rd levels.
C.The 3rd and 4th levels.
D.The 4th level only.