To test which foods are better for a long space journey, they had as many as 50 dishes _______ in Shenzhou Ⅵ.A.to choseB.to be chosenC.to be chosen fromD.to choose from
网友回答
D解析表示“从50种中挑选”应用to choose from作定语，与主语they为主谓关系，相当于定语从句which they could choose from。