what shall I_____ my prandpa_____ his birthday?A get of B buy for C find for D give of
问题描述：
what shall I_____ my prandpa_____ his birthday?A get of B buy for C find for D give of
答
B为什么能说明理由么这是buy sb sth for one's birthday 句型结构， 意为“ 为某人的生日买什么礼物”buy 在这里接双宾语， 疑问词what 是直接宾语