For Jacob notes

No I never worked in a Kiosk, in fact, I always work as an HR specialist. My previous company is an American company, I do a lot of work inside the company. Something like collect and store people’s personal files, and calculate our sales and and logistics teams salary by month. I also need to do some compensation and benefits survey.

No I have never worked in a Kiosk, in fact, I have always worked / I have been working as an HR specialist. My previous company is / was an American company, and at this company I did a lot of work at the company / there / for them. Something like collecting and storing people’s personal files, and calculating our sales and and logistics teams salary month by month / monthly / every month. I also need to do some compensation and benefits surveys annually.

I like Jacob = Jacob is good
I like shopping = Shopping is fun

I am shopping

Have you ever worked…? – past time, not specific
No I have never worked…?

I do = time is not important
I did = which time is important (past)
I have done = which time is not important (past)
I have been doing – past time + still going

I dont want chinese food today because i really want korean food

I don’t like korean food because of how spicy it is.

I like ice cream because it is good

I like ice cream because of the weather

because + sentence
because of + noun