Modality, obligation, permission

At just six years old, he _______ speak five different languages.

You _____ do a parachute jump from a helicopter: it's too risky!

______ we go to the park for our picnic?

They _____ be at home; I've been calling their house all day!

______ I hand out the worksheet?

For homework last week, we _______ describe a poster.

You _____ wash your hands after every lesson.

Before 1928, women _____ vote in the elections.

She ________ to do more exercise to get fit.

________ you have to switch off your mobile before class?