题目内容
--- How _______ is it from Xi'an to Dunhuang? --- It's less than 3 _______ flight.
A.long; hour's B.far; hour's
C.long; hours' D.far, hours'
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题目内容
--- How _______ is it from Xi'an to Dunhuang? --- It's less than 3 _______ flight.
A.long; hour's B.far; hour's
C.long; hours' D.far, hours'