There is some and potatoes in the fridge.A. beefB. vegetableC. eggsD. tomato

问题补充：

There is some and potatoes in the fridge.

A. beef

B. vegetable

C. eggs

D. tomato

答案：

(答案→)A. beef

B. vegetable

C. eggs

D. tomato

解析：此题重点考察there be结构的基本用法。Be有人称和数的变化。根据后面的名词的单复数形式来决定。因聚众的be是is，故后面的名词应是单数或不可数名词。