nǐ hǎo
Hello
nǐmen hǎo
Hello (to a group/plural)
lǎoshī hǎo
Hello, Teacher
nín zǎo
Good morning (respectfully)
zàijiàn
Goodbye
you
nín
you (respectfully)
nǐmen
you (plural)
hǎo
good, well
lǎoshī
teacher
zǎo
early; morning
Nǐ hǎo ma?
How are you?
hěn hǎo
Very good.
mǎmǎhǔhǔ
So-so.
bù hǎo
Not good.
ma
(question word)
hěn
very
not