问题
选择题
Some spacecrafts have gone _____ the solar system．But man hasn't _____． [ ]
A．with, already
B．beyond, yet
C．without, just
D．out, ever
答案
答案：B
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Some spacecrafts have gone _____ the solar system．But man hasn't _____． [ ]
A．with, already
B．beyond, yet
C．without, just
D．out, ever
答案：B