单项选择题

Questions 11 to 18 are based on the conversation you have just heard.

A．Colleagues.
B．Boss and secretary.
C．Dentist and patient.
D．Teacher and student.

<上一题目录下一题>

热门试题

单项选择题

填空题

______became the first parliament in the world to suspend private profit making in the use of water.

Questions 11 to 18 are based on the conversation you have just heard. 您的浏览器不支持 audio 元素。