Word对文档采取保护时,密码设置生效后,无法对其进行修改。 发布时间:2018-04-26 06:19 │ 来源:www.tikuol.com 题型:判断题 问题: Word对文档采取保护时,密码设置生效后,无法对其进行修改。
题型:判断题 By the time Einstein was 14 years old, he ________ himself advanced mathematics.A.has taughtB.taught C.had taughtD.was teaching 查看答案