We should not ________ and laugh at those who have no homes to shelter from the rain and wind.

Instead, we should be sympathetic of them.[      ]

A. look forward to  

B. think highly of

C. pay attention to  

D. look down upon

男婴，10个月。腹泻4天，大便15余次／日，蛋花汤样伴少量黏液，呕吐，4～5次／日。嗜睡，口干，尿量少。体检：精神萎靡，皮肤干燥、弹性较差，眼窝及前囟明显凹陷，哭时泪少。血钠132mmol/L，血钾4mmol/L。

该患儿第一天选择的液体种类是（）

A.1：4含钠液

B.2：3：1含钠液

C.ORS含钠液

D.1.4%碳酸氢钠

E.2：6：1含钠液