Question

_____the window,my finger was cut unexpectedly.

A．Cleaning

B．While cleaning

C．While I was cleaning

D．To clean

Answer 1

C

本题的含义是当我在擦洗窗户的时候，出乎意料的伤了我的手指，while引导时间状语从句，符合本题，故本题选C。