Salt was once (A) too (B) scare and (C) precious that it was used as money. (D) A. once B. too C. and D. as moneyĐoạn văn1066/5750Salt was once (A) too (B) scare and (C) precious that it was used as money. (D)oncetooandas moneyGiải thíchĐáp án B too--> so ( so…that: quá….đến nỗi mà)