1. Past simple OR Present perfect?

2. PAST SIMPLE
We use the Past Simple tense to talk about an action completed at a specific time in the past ( we didn’t study last night) or a state in the past ( Did you live in Artigas?)
Time expressions:
For( I worked there for 5 years)
Ago(I moved 10 months ago)
When ( when I was 10 I had a pink bicycle)

3. PRESENT PERFECT SIMPLE
1.To talk about states, single or repeated actions over a long period of time UP TO THE PRESENT.
I have always wanted to be a singer
have you ever been to Madrid?
she has read that book at least ten times
It was the worst concert I have ever been to!

4. PRESENT PERFECT SIMPLE
2. To talk about recent single actions with a present result( often with just, already, yet).
I have already seen that film and I don’t want to see it again.
Have you finished your homework yet?
They have just arrived

5. PRESENT PERFECT CONTINUOUS
To talk about a recent activity when the effects of that activity can still be seen
A: why are you out of breath?
B: I have been running
2. To emphasise how long an action has been going on for, or that it has been repeated many times
I have been cleaning the house all day!
3. To suggest that an action is not complete
I have been reading the book you gave me.

6. I have worked in a restaurant last year.
CORRECT OR INCORRECT?
I have worked in a restaurant last year.
I worked in a restaurant last year.

7. I have never studyed French. I have never studied French.
CORRECT OR INCORRECT?
I have never studyed French.
I have never studied French.

8. I worked as a waitress in 1998.
CORRECT OR INCORRECT?
I worked as a waitress in 1998.

9. She has completed a computer course last year.
CORRECT OR INCORRECT?
She has completed a computer course last year.
She completed a computer course last year.

10. I went to Southend Adult Community College last year.
CORRECT OR INCORRECT?
I went to Southend Adult Community College last year.

11. CORRECT OR INCORRECT?
During my course I visited Italy twice. I have never be to Spain though.
During my course I visited Italy twice. I have never been to Spain though.

12. I have done a range of part time jobs since I left college.
CORRECT OR INCORRECT?
I have done a range of part time jobs since I left college.