It’s probably not proper. We should try to learn more about the word before using it ourselves.
It’s probably proper. We should remember what the teacher teach are. Sounds and pronunciations from English teacher are the key of successful listening skill, we want to improve ourselves.
It’s probably proper because it is a word used in the read world. We can adapt it to use in our work.
It’s probably proper. The word from news is considered as formal language. So, it is smooth and gently for using in our real life.
It’s probably not proper. It contains a lot of slang and rude word we should not use them.
It’s probably proper because it contains many words that we can use to describe ourselves in the future.