Drag and Drop

• needn't
• mustn't
• must
• can
• might

You __________ come if you don't want to.

He told me he __________ be able to help us.

The children know that they __________ cross this busy road by themselves.

I don't think we __________ rule the possibility out completely.

I can't think why he's so late. He __________ be stuck in traffic.