Present Perfect vs Past Simple
Mary has travelled/travelled since she graduated high school.
Mary HAS TRAVELLED since she graduated high school.
She + to have
she had
she + to have
she has had
He + to eat + what
What did he eat?
he/what/eat/today
What has he eaten today?
At 6 P.M., he has had/had a snack.
At 6 P.M., he HAD a snack
they + to study
they studied
they + to study
they have studied
we + to meet + where
Where did we meet?
visit/you/Costa Rica/ever
Have you ever visited Costa Rica?
She has cried/cried for two hours already.
She HAS CRIED for two hours already.
we + to know
we knew
Surprise!
+300 points for the losing team!
Ups!
They + to go + why + to the hospital
Why did they go to the hospital?
you/see/the movie "Jaws"
Have you seen the movie "Jaws"?
Surpise! -400 points
That's too bad!
you + to take
you took
you + to take
you have taken
Max + to travel + who + to see
Who did Max travel to see?
Max/go/fishing/recently
Has Max gone fishing recently?
The movie came out last week. Mark didn't see/hasn't seen the movie.
The movie came out last week. Mark HASN'T SEEN the movie.
I + to win
I won
I + to win
I have won
You + to drive + when + to California
When did you drive to California?
you/call in sick to work/lately
Have you called in sick to work lately?