PRESENT PERFECT AND PAST SIMPLE

PRESENT PERFECT
He’s been to Star Wars conferences all over the world. WE USE THE PRESENT PERFECT FOR EXPERIENCES THAT HAPPENED SOME TIME BEFORE NOW BUT WE DON’T KNOW OR DON’T SAY WHEN THEY HAPPENED
PAST SIMPLE
He met his wife, Holly, in 1994. WE USE THE PAST SIMPLE IF WE SAY EXACTLY WHEN SOMETHING HAPPENED

PRESENT PERFECT: THE FORM
AFFIRMATIVE
Subject+ have/has+ past participle
NEGATIVE
SUBJECT+ HAVE/HAS+ NOT+ PAST
PARTICIPLE

UNIT 3 D

Hi!
These are the answers to exercise 4 page 31
APOLOGIES
1. I’m really sorry, but I can´t come to the cinema tonight.
2. I’m sorry, I couldn´t finish it yesterday.
3. I’m really sorry, but I can´t see you tonight.
REASONS
1. I have to take a client out for dinner.
2. I had to help Katie.
3. I have to take my parents to the airport.
PROMISES
1. I’ll buy you dinner afterwards.
2. I’ll call you at the weekend.
3. I’ll do it now.
4. I’ll finish it before lunch.
5. I’ll see you on Friday, I promise.
6. I’ll phone you tomorrow.