Our teacher often tells us that we will never _____ our goal if we don't work hard. [ ]

A. make

B. wish

C. achieve

D. succeed

患儿男，8个月。羊乳喂养，未加辅食。为预防营养性巨幼红细胞性贫血的发生，最好多食下列哪种食物（）

A.瘦肉

B.蛋类

C.干果类

D.海产品

E.绿色新鲜蔬菜