Question

On her way home Lucy saw a thief ________ in a shop．She stopped ________ 110 at once． [　　] A． steal;call B． to steal;call C． stealing;to call D． stealing;calling

Answer 1

答案：C
解析：

see sb.doing sth．意为“看到某人正在做某事”；stop to do sth．意为“停下来去做某事”。