你可能感兴趣的试题
found discerned discovered decided
It was the first evidence showing the existence of intelligent life outside Earth. It helped to explain some sightings of unusual events occurring in the sky. It aroused widespread interest in unidentified flying objects in the sky. It started off a new era of flying saucers in the United States.
as long as so far as far as so long
classified interesting scientific fantastic
on speeds with speeds at speeds in speeds
UN ; USA ; UFO ; WTO USA ; UFO ; WTO ; UN UN ; WTO ; USA ; UFO USA ; WTO ; UN ; UFO
Original Definitive Tentative Derivative
general local particular worth
restated stressed retracted retreated
attribute appearance nature icon
reasons considerations explanations accounts
however therefore moreover indeed
湘公网安备 43130202000226号