things that usually happen or are always true.
Present Simple
I'll help you with your homework, if you want.
Offer (the person is saying he is WILLING to help, but the other person may or may not want it)
I ____________ a great movie last night (see)
saw (simple past)
Dyogo ________________ meet you at the airport.
Is going to meet you (no future time expression)
things that are happening now or in the near future (with a future time expression)
Present continuous
Will you lend me some money? I'll pay you back tomorrow.
Promise (the person is 100% sure he will pay the other one back)
She ____________ that movie three times already.
has seen/'s seen (present perfect)
What are you ______________ this evening?
Doing/going to do (both are correct)
finished actions in the past
simple past
We'll have dinner at Chipotle
Decision (there is no exchange, two people are deciding together what they want).
___________ you __________ _________ to Rio de Janeiro?
Have you ever been to Rio de Janeiro? (present perfect)
The Red Sox are ___________ the next World Series (win)
Are going to win (this is a PREDICTION, we don't use present continuous for predictions)
actions that were in progress at a past time
past continuous
We'll call you next week with the test results.
Promise.
Gardenia _________ __________ to Paris yet (not be)
Hasn't been (present perfect)
Chen is ___________ on Tuesday.
Is leaving/is going to leave (both are correct, but present continuous is more common)
recently finished actions (we don't say when they finished) or past experiences
Present perfect
You'll love Fenway Park
Prediction
_________ you ever ___________ a celebrity?
Have you ever met (present perfect)
I'm ____________ for an NGO.
I'm going to work for an NGO (if you use present continuous, that means the person is working there NOW, and it changes the meaning)
With your group, write a description of this image. Use as many tenses as you can. Try and guess what happened before this picture, and make some predictions about what will happen after. ALL TENSES MUST BE CORRECT FOR YOU TO GET YOUR 500. If there are any mistakes, your group will LOSE 500.

Sample: The bee is chasing the boy. (present continuous). He is scared (simple present).
The boy has made the bee angry. present perfect
He ate the bee's food last night (simple past)
The bee will/is going to sting the boy.