A、
NASA's next target for New Horizons.
B、
NASA's study of 2014 MU69.
C、
The naming of 2014 MU69.
D、
The study schedule of New Horizons.
【正确答案】
A
【答案解析】
A、
It is as red as Pluto.
B、
It is as red as Mars.
C、
It is redder than Pluto but not as red as Mars.
D、
It is redder than Mars but not as red as Pluto.
【正确答案】
C
【答案解析】
A、
Using observations collected by the Hubble Space Telescope.
B、
Using the materials that astronaut Amanda Zangari collected from it.
C、
Using observations collected by New Horizons spacecraft.
D、
Using the materials that NASA's space probe collected from it.
【正确答案】
A
【答案解析】
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