Kāi dēng
开灯
Turn on the light.
Qǐng kāi dēng, wǒ kàn bù qīng chǔ.
请开灯，我看不清楚。
Please turn on the light, I can’t see clearly.
Wèi shén me bù kāi dēng?
为什么不开灯？
Why aren’t the lights on?
Guān dēng
关灯
Turn off the light.
Má fan guān xià dēng.
麻烦关下灯。
Could you please turn off the light?
Qǐng bāng wǒ guān dēng, xiè xie!
请帮我关灯，谢谢！
Could you please turn off the light? Thank you!
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