4.27 'how'

'How' is usually used to ask about the method used for doing something, or about the way in which something can be achieved.

• How do we open it?
• How are you going to get that?
• How could he explain it to her?
• How did he know when you were coming?

'How' is also used to ask questions about the way a person feels, about the way someone or something looks, or about the way something sounds, feels, or tastes.

• How are you feeling today?
• 'How do I look?' --- 'Very nice.'
• How did you feel when you stood up in front of the class?