{MP3:http://ks.233.com/files/waiyu/01.mp3}
A) Doctor and patient.
B) Passenger and ticket collector.
C) Shop assistant and customer.
D) Boss and clerk.
参考答案:
答案解析:
what is the upper credit limit for Cashplus.?Up to__________
what is the upper credit limit for Cashplus.?Up to____________