Some children were skating on the ice happily. Suddenly one of them the water and the other children felt .
A. falls into; frightening
B. fell into; frightened
C. fall into; frightening
D. fall into; frightened
网友回答
A. falls into; frightening
(答案→)B. fell into; frightened
C. fall into; frightening
D. fall into; frightened
解析：此题考查动词短语fall into表示掉入…里面，因发生在过去故用过去式fell；frightened和frightening都可做形容词，但前者常用来修饰人，后者常用来修饰物，故选B。