Chat 3 - language points
Long time no see. - This expression does not make sense
grammatically but it is an informal way to greet some one
that you have not seen for a while.
Take it easy. - Relax, don't rush, slow down.
Present perfect tense - have / has + past participle
This tense expresses an action which may continue to the
present time. It is often used with the adverb 'lately'. Even
when not used it often conveys this meaning.
I have been busy (lately). - I was busy and I am probably still busy.
I have changed my job. - Recently I changed my job.