题目内容
The light in the office is still on.
—Oh, I forget ________.
A. turning it off B. to turn it off C. turning off it D. to turn off it
B

练习册系列答案
相关题目
题目内容
The light in the office is still on.
—Oh, I forget ________.
A. turning it off B. to turn it off C. turning off it D. to turn off it
B