‘Technologies that barely exist’. This means the technologies are: ()
A: expensive
B: common
C: dangerous
D: ineffective
E: underdeveloped
A: expensive
B: common
C: dangerous
D: ineffective
E: underdeveloped
举一反三
- A WORM drive can be equated to which of the following common technologies？（） A: CDRW B: CDR C: Flash Media D: DVDRW
- Those who criticized information technologies are______. A: leaders of the organized public opposition to information technologies B: persons engaged in professional works C: those who benefit most from information technologies D: those who benefit least from information technologies
- The central issues of the application of the new technologies are how technologies can be organized around students’ learning and how to use these new technologies to help students think and communicate effectively.
- Communications technologies ar...focuses on ________.
- The impact of these technologies is going to ________.