2. 职称英语
  3. [img]2015m7x/ct_etoeicrm_etoeicryd_0078_20153[/img] [br] When should the tuning

[img]2015m7x/ct_etoeicrm_etoeicryd_0078_20153[/img] [br] When should the tuning

游客2025-06-14  19
问题 [br] When should the tuning be adjusted?
选项 A、When there is no picture and no sound.
B、When there is a picture but. no sound.
C、When the picture is white.
D、When there is noise but no picture.
答案 D
解析 For no picture and noise, WHAT TO DO suggests adjust tuning. Choice(A)is not mentioned. Choice(B)needs the volume turned up or the earphones disconnected. Choice(C)needs the brightness control adjusted.
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