問題詳情:
單項選擇;從每小題A、B、C、D中選出一個能填入句中空白處的最佳*。
— In London, dogs and their owners can enjoy _______ hour—long free bus tour.
—Wow! I hope we can also have such a service in Dongying.
A. a B. an C. / D. the
【回答】
B
知識點:冠詞
題型:選擇題