le, zhe, and guo in FUTRUE
le
Xi-le shou zai chi fan!
'Wash your hands before you eat the meal!'
guo
Mingtian chi-guo fan zai lai shoushi ni!
'I will punish you after I eat my meal tomorrow!'
zhe
Yihou a, duo xiang-zhe dianr fen-ju he qishi-ju!
'You should consider embedded clauses and imperative clauses!'