在
在（zài）：住在
preposition, at in on , indicates a position or direction
language points：live in/at/on/住在（zhù zài）….
eg. 我住在北京。/I live in Beijing.
我住在光明路上15号。/I live at No. 15, Guangming Road.
我住在8层。/I live on the 8th floor
sentence structure:
subject+住在+（order：Country，City，District，Street，Street No，Apartment/House Name，Building No，Room No, Floor ）