单选题
公共英语二级
2010-07-26
What can you do if the international line is engaged?
参考答案
A
答案解析
事实细节题。从文章第二段最后一句话可知，If the international line is busy，you Call reserve(留下)a call，explain the number you want and the operator will call you back when the line is free．要是占线的话，你可以留下电话，等空闲时接线员会通知你的。所以正确的答案为A。
