Using : NOT HAVE TO / MUSTN'T / CAN / COULD

• George has traveled a lot. He ___ speak four languages.

• I can’t sing now but I ___ sing very well when I was a child.

• She will stay in bed till 10 o’clock this morning. Because she ___ go to work.

• Many students in Turkey ___ wear uniform when they go to school.

• I’m sorry I couldn’t come yesterday. I ___ work late.

• You’ve been coughing a lot recently. You ___ smoke so much.

• You have a bad headache. So you ___ go to bed early.

• I can’t swim very far these days but ten years ago I ___ swim from one side of the lake to the other.

• You ___ see the sea from our bedroom window.

• It isn’t permitted to speak Turkish during the lessons. So you ___ speak Turkish.