问题
选择题
_____ those lights, please. Don't use so much energy. [ ]
A. Take off
B. Put on
C. Turn off
D. Turn on
答案
答案：C
搜题请搜索小程序“爱下问搜题”
_____ those lights, please. Don't use so much energy. [ ]
A. Take off
B. Put on
C. Turn off
D. Turn on
答案：C