Healthy diet should some nutrition (营养素), sugar, protein and calcium.
A. contain; included
B. containing; including
C. be contained; included
D. contain; including
网友回答
A. contain; included
B. containing; including
C. be contained; included
(答案→)D. contain; including
解析：including sb/sth sb/ sth included 排除AC 第一空少谓语,所以选D