3 sentences

1. 他一进门就脱掉了大衣。

   tā yī jìn​mén jiù tuō​diào le dà​yī.

   He took off his coat as soon as he walked through the door.

   Source: Dong Chinese Dictionary

2. 师傅领进门，修行在个人。

   shī​fu lǐng jìn​mén, xiū​xíng zài gè​rén.

   The master leads you through the door, but the practice is up to the individual.

   Source: Dong Chinese Dictionary

3. 她刚进门没几天，对夫家还不熟悉。

   tā gāng jìn​mén méi jǐ tiān, duì fū​jiā hái bù shú​xī.

   She has only been in the family for a few days and is not yet familiar with her husband's family.

   Source: Dong Chinese Dictionary