Can
on
I'd
you
can't
have
Can
may
I'll
Sorry, I canât. I have to prepare for my math test.
Sorry, I canât. I must visit my grandparents.
Sorry, Iâm afraid I canât. I will go to the concert with my parents.
Sorry, Iâm afraid I canât. I will go to the summer camp.
Sorry, Iâm afraid I canât. I have to go home early to look after my little brother.
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