You hear a knocking on your bedroom door in the middle of the night but there's no one else in the house. Do you open it or not? Why? - Quora
![Hanoi's Old Quarter lies immediately north of Ho Hoan Kiem lake. It's better known locally as Bam Sau Pho Phuong or the 'Thirty Six Streets'. 'Phuong' means a trade guild, and most Hanoi's Old Quarter lies immediately north of Ho Hoan Kiem lake. It's better known locally as Bam Sau Pho Phuong or the 'Thirty Six Streets'. 'Phuong' means a trade guild, and most](https://c8.alamy.com/comp/2B01FB4/hanois-old-quarter-lies-immediately-north-of-ho-hoan-kiem-lake-its-better-known-locally-as-bam-sau-pho-phuong-or-the-thirty-six-streets-phuong-means-a-trade-guild-and-most-of-the-streets-begin-with-the-word-hang-meaning-merchandise-this-ancient-section-of-the-city-has-long-been-associated-with-commerce-and-it-remains-very-much-so-today-2B01FB4.jpg)
Hanoi's Old Quarter lies immediately north of Ho Hoan Kiem lake. It's better known locally as Bam Sau Pho Phuong or the 'Thirty Six Streets'. 'Phuong' means a trade guild, and most
![door noun - Definition, pictures, pronunciation and usage notes | Oxford Advanced Learner's Dictionary at OxfordLearnersDictionaries.com door noun - Definition, pictures, pronunciation and usage notes | Oxford Advanced Learner's Dictionary at OxfordLearnersDictionaries.com](https://www.oxfordlearnersdictionaries.com/media/english/fullsize/v/veh/vehic/vehicles_cars.png)