tell,teach,give,buy,等动词作谓语动词时常后接双宾语结构,构成:tell somebody something告诉某人某事,如:the man told us the story。
teach sb.sth.教某人某事。如:he teaches us english.give sb.sth.给某人某物。
如:he gives me a toy.buy sb.sth.买某物给某人。
如:i buy him a bag.
主语+谓语+间接宾语+直接宾语
Tom bought Lucy a blue rose. = Tom bought a blue rose for Lucy.
汤姆给露西买了朵蓝色的玫瑰花。