问题
选择题
______ the computer, I am going to use it. [ ]
A. Switch off
B. Switch up
C. Switch on
D. Switch down
答案
答案：C
搜题请搜索小程序“爱下问搜题”
______ the computer, I am going to use it. [ ]
A. Switch off
B. Switch up
C. Switch on
D. Switch down
答案：C