题目内容：
(Questions 18-22)·You will hear another five recordings．
·For each recording。decide where the conversation happened．
·Write one letter(A-H)next to the number of the recording．
·Do not use any letter more than once．
·You will hear the five recordings twice．
18．______
19．______
20．______
21．______
22．______
第18题选择： A．on the plane
B．at the bank
C．at the airport
D．at the office
E．at the theatre
F．at the hotel
G．at the customs
H．on the bus
参考答案：
答案解析：