Question

Complete the sentences using the modals should, ought to, must, need or the verb have to in the correct tense and form. Put the infinitive into the appropriate form.
1. It's your own fault that you're so tired. You ......(not go) to bed so late.
2. Why ..... the prisoners ...... (be locked) in their cells all day!

Answer 1

1. It's your own fault that you're so tired. You should not have gone to bed so late.
2. Why must the prisoners be locked in their cells all day!