Why was Kohoutek referred to as “the comet of the century?”
(A) It was thought to be extremely old.
(B) It passes the Earth once a century.
(C) Scientists predicted it would be very bright.
(D) Scientists have been tracking it for a century.
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統計: A(11), B(13), C(52), D(6), E(0) #324880
統計: A(11), B(13), C(52), D(6), E(0) #324880