Question

选出对句子画线部分结构描述正确的选项

She and her family hid away for two years before they were discovered．

[　　]

A．

宾语

B．

定语

C．

状语

Answer 1

答案：C
解析：

本句中before此处作连词引导时间状语从句，意为“在……之前做”。