单选题 Where most likely are the listeners?

A、 In a bus
B、 In a train
C、 At a travel agency
D、 At an airport terminal

【正确答案】 D

【答案解析】解析：本题是询问听者所在的场所最可能是哪里，不要漏听与场所有关的表述。文中提到“Thisannouncement is for the passengers of Flight 109 bound for Sydney．”，即乘坐飞往悉尼的109次航班的乘客请注意，由此可知听者所在的场所是机场，故正确答案是(D)At an airportterminal。

单选题 According to the speaker, why is there a delay?

A、 There are poor weather conditions.
B、 There is a security problem.
C、 There was an equipment malfunction.
D、 There was an accident.

【正确答案】 A

【答案解析】解析：本题是询问飞机延误的原因，注意听与题目的核心词delay有关的内容。文中提到“Departurewill be postponed for an hour due to foggy conditions．”，即因为大雾天气飞机将延迟起飞一小时，故正确答案是(A)There are poor weather conditions．。

单选题 What time are passengers expected to leave for Sydney?

A、 At 10:30 a.m.
B、 At 11 :00 a.m.
C、 At 11 :30 a.m.
D、 At 12:00 p.m.

【正确答案】 C

【答案解析】解析：本题是询问乘客们预计什么时候出发，注意听与题目的核心词leave for Sydney有关的内容。“This announcement is for the passengers of Flight 109 bound for Sydney．”，即乘坐飞往悉尼的109次航班的乘客请注意，然后提到“The estimated time of departure for Flight 109is at 11：30 A．M．”，即109次航班的预计起飞时间是上午11点30分，故正确答案是(C)At11：30 A．M。