Question

【题目】Healthy food ____ good ____ us.

A. are; for B. is; to C. are; to D. is; for

Answer 1

【答案】D

【解析】句意：健康食品对我们有好处。be good for对……有好处，固定短语。food食物，为不可数名词，作主语为单数，谓语用is。故选D。