Modals of Ability

_______ I borrow your pen for a minute? - Sure.

You ______ keep it if you want to.

The little girl asked, "Mommy, ________ I have a cookie?"

The mother said, "Yes, you ________."

You _____ wear an umbrella because it isn't raining outside.

Johnny, you _____ play with the knife, you ______ hurt yourself

She ______ understand Korean very well, but she _______ speaks it perfectly.

Hoa studied very hard and she ________ get the highest mark in the final exam

You _____ so much money at the weekend. It was wasteful.

" Peter passed his exam with a flying color."

"________________"

" Your score is the lowest compared to your classmates"- " You _____ study harder to pass the exam"

I used to______stand on my head, but I can't do it now.