Your mother ________ be a great cook.you always eat your food
must
I don't know why I am so tired these days._________I am not sleeping too well.
might/may/could
o you know where Carl is? He_________be out - his car keys are on the table.
can't
Oh, the phone is ringing. Answer it. It________be Kate.
might/may/could
Go and look in the kitchen for your gloves. They______be in there.
may/might/could
come in you ______ be freezing out there !!!
must
She's not here yet. She______be stuck in traffic.
may/might/could
she ________ be in love with him. She said she hates him!
can´t
this is not possible you ____ be serious !
can't
If he drives a mercedes benz he ________ be rich
must
He ___ know the answer . Hes is the best in the class
must
