Modal Verbs_Part 4

If you want to become an officer you ___ study harder.

You ___ smoke. It`s bad for you.

You ___ be at home at 8 p.m. It is a rule.

I ___ do my homework. I didn`t have enough time.

She ___ tidy up you room. It`s your duty.

He ___ swim faster when he was seventeen.

___ I have more?

I ___ eat when I wanted.

You ___ leave the house at 4 p.m. if you want to meet me at the station.