作业帮What were they doing when the UFO l_____?
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x) H,Q(O-JU(HTHKW(HBrA&Hv6b_\g5́礦`F >I
What were they doing when the UFO l_____?
What were they doing when the UFO l_____?
What were they doing when the UFO l_____?
landed
landed/left
left