-Honey, let's go shopping, I'll buy you a car.-- No you ... do this. It's too expensive!
don't have to
Forget about the F word! You ... use it in the classroom!
mustn't
Oh no! I've drunk too much water! I... go to bathroom!
need to
I didn't want to go to the party but I ... go there. Otherwise my friends would be angry with me.
had to
Look at this dude - he is soooo wasted. He ... drunk a lake of vodka!
must have
Last night I saw a girl looked exactly like Sally at a night club. Was it her?
No she can't have been there! Sally and I were in Mexico last night.
Yesterday I lost my keys so I ... oppened a front door of my house and was forced to sleep outside
couldn't have
I ... said 'I love you' to her so we may have been togheter. Now she is with Oleg.
shoulda/should have
I ... come here. I've seen this movie already.
needn't have
he was so pissed off at me so I ... explain about what happened from my point of view.
wasn't allowed to
Oh no I made a mistake! If it wasn't for it - I ... passed the exam in a perfect way!
could have
I .... do my homework so we went to the cinema.
didn't need to
I think he ... something to this vase - it looks strange now.
may have done
I... not leave your phone there. Someone might steal it.
'd better
Look at his dirty mouth - he ... eaten a whole basket of chiken wings!
must have
-You went to north korea last winter, right?--No I ...there last winter - I didn't have visa back then.
can't have been
