单项选择题


A．meehanical
B．movable
C．automatic
D．electronic
<上一题 目录 下一题>
热门 试题

单项选择题
What is NOT the result of consuming fossil fuels according to the last paragraph
A．Rainforests will be destroyed．
B．Arctic ice will be melted．
C．The earth’s temperature will be raised．
D．The sea level will go up．
单项选择题
What is true of robotic drivers
A．It will take some time before robotic drivers can be put to practical use．
B．Robotic drivers are not allowed to drive on busy roads．
C．Robotic drivers can never replace human drivers．
D．Robotic drivers are too expensive to use．
相关试题