- understand, know = 了[liǎo] solve,
Sample: You need to know current situation = you need to 了[liǎo] solve current situation.
2. finish, have, complete = always ends with 了[le] to express “have had”,
Sample: I have finished homework = I have finish homework 了[le].
Sample: I have brought the rest back home = I hold the rest bring back home 了[le].
Sample: It’s raining = rain 了[le].
Sample: Spring is coming = spring come 了[le].
Sample: It is getting dark = day dark 了[le].
Sample: We are going = we go 了[le].
Sample: I’m coming = I come 了[le].
Sample: I’m going out = I go out 了[le].
Editor explanation: 了[le] is most commonly used in Chinese. You will be able to understand what speaker’s meaning without 了[le], but it will be strange if the sentence does not end with 了[le].