=1

你

nǐ

you (informal, as opposed to courteous 您 nín)

=1

你

nǐ

you (Note: In Taiwan, 妳 is used to address females, but in mainland China, it is not commonly used. Instead, 你 is used to address both males and females.)

2

在家

zàijiā

to be at home (at a workplace) to be in (as opposed to being away on official business 出差 chūchāi) (Buddhism etc) to remain a layman (as opposed to becoming a monk or a nun 出家 chūjiā)

3

什麼時候

shénmeshíhou

when?; at what time?

4

吃飯

chīfàn

to have a meal to eat to make a living