单项选择题


Passage Three
Questions 22 to 25 are based on the passage you have just heard.

A．To install a microelectronic wave detector.
B．To raise the alarm.
C．To install cell phone signal shielding facilities.
D．To ask students to switch off the handsets.
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单项选择题
A．Having a break.B．Continuing the meeting.C．Moving on to the next item.D．Waiting a little longer.
A．Having a break.
B．Continuing the meeting.
C．Moving on to the next item.
D．Waiting a little longer.
单项选择题
A．To find out if Professor Cook has any old exams from years ago.B．To find out if Professor Cook is there or not.C．To find out when the exam will take place.D．To find out what is new on the campus.
A．To find out if Professor Cook has any old exams from years ago.
B．To find out if Professor Cook is there or not.
C．To find out when the exam will take place.
D．To find out what is new on the campus.
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