单选题 I'm used to driving in Hong Kong now, but it ______ hard at the beginning.
  • [A] is
  • [B] was
  • [C] had been
  • [D] has been


【正确答案】 B
【答案解析】[精解] 本题考查动词时态。前一分句“我现在已经习惯了在香港开车”用的是现在时态，后一分句中的but表示转折，意思是说“以前刚开始的时候是不习惯的。”因而这里应该用过去时态。所以本题的正确答案选B。