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In the 1980s, the Internet ______.
A．was under research B．began its commercial use
C．had a limited number of users D．caused frequent attacks from viruses
答案
更多“In the 1980s, the Internet ______. A．was under research B．began its commercial use C．had a limite”相关的问题
第1题
At first in the 1980s parents gave home-schooling to children for______.
A．better education
B．religious education
C．safety
D．all the above
第3题
At first in the 1980s parents gave home-schooling to children for__________.
A．better education
B．religious education
C．safety
D．all the above
第4题
第5题
At first in the 1980s parents gave home-schooling to children for______.
[A] better education
[B] religious education
[C] safety
[D] all the above
第8题
In 1980s, West German labor unions ______ a 35-hour week in order to create more jobs.
A．sponsored
B．contributed
C．advocated
D．performed
第10题
