- 搜标题
- 搜题干
- 搜选项
单项选择题
Listen to the tape about smiley face emojis could hurt your career. Please choose right answer .
Listen to the tape about smiley face emojis could hurt your career. Please choose right answer .
What is not shared across devices to cause technological problems?
A、passwords and usernames
B、secrets
C、know-how
D、 software and operating systems
