单项选择题

A．Sign languages.
B．Natural languages.
C．Artificial languages.
D．Genuine languages.
<上一题 目录 下一题>
热门 试题

单项选择题
A．To learn the chemical elements in the Ice Age for the last ten thousand years.B．To learn the pattern of solar wind activity for the last ten thousand years.C．To learn the composition of different trees for the last ten thousand years.D．To learn what’’s being happening on the sun’’s surface for the last ten thousand years.
A．To learn the chemical elements in the Ice Age for the last ten thousand years.
B．To learn the pattern of solar wind activity for the last ten thousand years.
C．To learn the composition of different trees for the last ten thousand years.
D．To learn what’’s being happening on the sun’’s surface for the last ten thousand years.
单项选择题
A．It is difficult to identify.B．It has been misplaced.C．It is missing.D．It has been borrowed by someone.
A．It is difficult to identify.
B．It has been misplaced.
C．It is missing.
D．It has been borrowed by someone.
相关试题