单项选择题

A．the Antarctic is not a suitable place for human beings to survive
B．people cannot explore the Pole area from air
C．the airplanes would one day replace dogs and sledges
D．dogs and sledges need no human care
<上一题 目录 下一题>
热门 试题

单项选择题
A．They didn’t hear the call.B．They didn’t think it is serious.C．They met iceberg too.D．They were not fast enough.
A．They didn’t hear the call.
B．They didn’t think it is serious.
C．They met iceberg too.
D．They were not fast enough.
单项选择题
A．free college educationB．free health careC．free world travelingD．free hotel rooms
A．free college education
B．free health care
C．free world traveling
D．free hotel rooms
相关试题