单项选择题

Questions 19 to 22 are based on the conversation you have just heard.

A．once.
B．Twice.
C．Three times.
D．Four rimes.
<上一题 目录 下一题>
热门 试题

单项选择题
A．To show how simple the mechanical aids for diving can be.B．To provide an excuse for his changeable character.C．To explore the philosophical issues of space travel.D．To explain why he took up underwater exploration.
A．To show how simple the mechanical aids for diving can be.
B．To provide an excuse for his changeable character.
C．To explore the philosophical issues of space travel.
D．To explain why he took up underwater exploration.
单项选择题
A．Graduation date.B．Vacation plans.C．School courses.D．Job hunting.
A．Graduation date.
B．Vacation plans.
C．School courses.
D．Job hunting.
相关试题