問題詳情:
單項填空;從A、B、C、D四個選項中,選出可以填入空白處的最佳選項。
Lilei with his grandpa went for walk after playing chess for two hours.
A. a; the B. 不填; the C. the; a D. a; 不填
【回答】
D
知識點:冠詞
題型:選擇題