2vwo can, could, should and have to

• Engels
• Middelbare school
• vwo
• Leerjaar 2

welcome everybody 

What is so funny about the picture on the previous slide?

Modal verbs: when to use what? 

Modal verbs are auxiliary verbs (hulpwerkwoorden). 

  Advice

Obligation

Permission

Can

Have to

Should

Can

You use can to talk about:

• what is possible
  
• what people, animals and things can do.
• ask for permission.

Examples

- Stress can cause health problems.

- You cannot come into my room.

- Can you ride a bicycle? 

Could 

You use could to talk about,

• what people, animals and things could do in the past.
• permission in the past.
•  what is possible in the future.

Examples 

- Could your first toy make any sounds?

- Stop it! Someone could get hurt.

- We couldn't go outside after 8 pm.

- She could cycle to school instead of taking the bus.

Should/have to

You use should to talk about advice:

- You should eat something.

- Shoud we leave early?

You use have to to talk about obligations: there is no choice but to do it.

- We have to fill out this form first.

You can use not with have to to say there is no obligations: there is a choice.

- She does not have to be a member to joun this workshop.

 

Rewrite the sentence using the modal:
She takes a first aid kit with her to work. (have to)

Rewrite the sentence using the modal:
Doctors cure a lot of diseases nowadays. (can)

Write down the sentence & add a modal:
rest - Vincent's - for a while - his arm