<綜合測驗>第16至20題為題組 Ancient cultures celebrated New Year’s Day on or around April 1， which roughly coincides with the beginning of spring. In 1582， Pope Gregory XIII ordered a new calendar， which called for New Year’s Day to be celebrated on January 1. However， many people， either refusing to accept the new date or not having heard about it， ______ to celebrate New Year’s Day on April 1. (A) continue (B) continuing (C) to continue (D) continued
