Ittookmeabouthalf＿＿＿＿＿hourtogettomyparents'homeyesterd...

問題詳情：

 It took me about half＿＿＿＿＿ hour to get to my parents' home yesterday evening.

              A. a                   B. an         C. the         D. /

【回答】

B    

知識點：冠詞

題型：選擇題