The present foldable mobile phones usually use as their screen material.
A: OLED
B: LCD
C: glass
D: silicon
A: OLED
B: LCD
C: glass
D: silicon
举一反三
- Which statement is right A: Students shouldn’t have mobile phones at school except for some special reasons. B: It is important to ban students from using mobile phones at middle school. C: Some parents felt unhappy because they couldn’t use their phones at home. D: Parents should teach their children how to use mobile phones during school hours.
- Mobile phones have become a (1)______________ for middle schools. Some middle schools in (2) ______________ ask students not to carry mobile phones during school hours. There are several reasons. First, mobile phones are (3)______________ . Second, using mobile phones is a distraction to the students. Third, mobile phone use also gives teachers so much trouble, because some students might use phone messages (4)______________ . So, some teachers say students should not have mobile phones at school, but if there was a good reason, they could (5)______________ their phones at the school office.
- The professor warned the students that on no account ________ use mobile phones in his class.
- 中国大学MOOC: Its polite for the interviewees to use the mobile phones during the interview.
- The use of mobile phones is not allowed during flight, even if placed in “_________” in most domestic airlines.