高等继续教育 / 旅游英语
正确率：100%
网络远程教育期末考试【旅游英语】模拟试题
5. A business letter is regarded as complete and legal when signed by the writer.
考题选项：
正确
错误
5. A business letter is regarded as complete and legal when signed by the writer.
考题选项：
正确
错误
参考答案：
佳题速递：