单项选择题

A．Gravel.
B．Asphalt.
C．Macadam.
D．Concret
<上一题 目录 下一题>
热门 试题

单项选择题
Which of the following bears the least association with IT
A．Bill Gates.
B．Lenovo.
C．Hi-tech.
D．Chelse
单项选择题
The significance of the finding is that ______.
A．people now know the number of chimpanzees is much smaller than expected
B．it may make it possible for scientists to discover new ways of treating AIDS.
C．it proves some deadly human diseases can also be transmitted to wild animals
D．it will soon help the scientists develop a vaccine that prevents the AIDS virus
相关试题