()是中国电信向客户提供业务的简要介绍,包括业务属性、典型业务应用、简单故障排查等内 发布时间:2017-05-25 11:18 │ 来源:www.tikuol.com 题型:单项选择题 问题: ()是中国电信向客户提供业务的简要介绍,包括业务属性、典型业务应用、简单故障排查等内容。A.业务手册,B.测试报告,C.培训手册,D.竣工报告。
题型:单项选择题 He doesn't read the English text very often. ______ he has failed again. [ ]A. It is why B. That's because C. It is reason D. That's why 查看答案