Usages of mén
你 可以 开 门 吗?nǐ kěyǐ kāi mén ma?
Can you open the door?
她 关 灯 了, 他 关 门 了。tā guān dēng le, tā guān mén le.
She turned off the light, and he closed the door.
你 可以 把 门 关 了 吗?nǐ kěyǐ bǎ mén guān le ma?
Can you close the door?
我 把 门 关 了, 你 在 外面 等 我。wǒ bǎ mén guān le, nǐ zài wàimiàn děng wǒ.
I closed the door; wait for me outside.
他 正在 开 门。tā zhèngzài kāi mén.
He is opening the door.
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