must/have to

• Engels
• Middelbare school
• vmbo t
• Leerjaar 2

Must (not) & (don't) Have To

Have vs Have to (present simple)

Have/has = hebben

• I have 3 sisters. 
• She has a dog. 

Have to/has to = moeten

• I have to work today. 
• He has to take a shower. 

Have vs Have to (present simple)

Have/has = hebben                          ---> FOLLOWED BY A NOUN

• I have 3 sisters. 
• She has a dog. 

Have to/has to = moeten                ---> FOLLOWED BY A VERB

• I have to work today. 
• He has to take a shower. 

Write a sentence using the verb HAVE.

Example: I have a small apartment.

Write a sentence using the verb HAVE TO.

Example: I have to clean my small apartment.

Have to vs Must (present simple)

Subject + MUST/HAVE TO + Verb + Rest

• I must go home now. 
• I have to work at 8:30am tomorrow. 
• We must hurry!
• She has to call her mother. 

Have to vs Must

Use have to for external obligations

• My mother says I have to be home by 9pm. --> my mother requires it
• The plane has to land because of bad weather --> weather requires it

Use must when obligation comes from speaker & for written instructions

• I must be home by 9pm. --> I require it
• You must log in to read your email. --> written directions

I _______ write John a letter.
(I require it)

1. has to
2. have to
3. must

A sign says:
You _______ stop smoking!

1. has to
2. have to
3. must

My doctor says I ________ stop smoking.

1. has to
2. have to
3. must

She _____ wear a uniform at work.

1. has to
2. have to
3. must

Must vs Have to

In spoken English, you will often hear must and have to used interchangeably in the Present Simple. 

You're more likely to hear must  used in British English, and have to used in American English. 

Forming Questions

Forming Questions

MUST + Subject + VERB + Rest (Use this to sound British!)

• Must I clean my kitchen?  (I must clean my kitchen.)
• Must we wake up early?  (We must wake up early.)

Do/Does + Subject + have to + verb + Rest

• Do we have to take a test?  (We have to take a test.)
• Does she have to be so loud?! (She has to be so loud.)

Rewrite the sentence as a question:

I have to wash my clothes.

Rewrite the sentence as a question:

He has to play football.

Rewrite the sentence as a question:

She had to pay full price.

Negations & Denials

Must vs Have to

• In statements & questions, these verbs have the same meaning. 

• HOWEVER, in negations they have very different meanings!
• Remember: negations are sentences that use not

Must not

Use for when something is not allowed. (And when you want to sound British!)

Subject + must + not + Verb + Rest

• You must not talk during the test!
• They must not be out past curfew. 

Do(es) not have to

Use for when something is not required. 

Subject + do/does + not + have to + Verb + Rest

• You do not have to work tomorrow. 
• He does not have to watch his sister tomorrow. 

You _______ use eggs in this cake. He's allergic!

1. must not
2. don't have to
3. didn't have to
4. doesn't have to

You _______ help me, but I'm glad you did!

1. must not
2. do not have to
3. did not have to
4. mustn't

You ___ ask for water. You can get it yourself.

1. didn't have to
2. doesn't have to
3. must not
4. do not have to

You ____ check your social media at work. It's not allowed.

1. do not have to
2. did not have to
3. must not
4. does not have to

We ______ have a reservation. There are always tables available.

1. doesn't have to
2. don't have to
3. didn't have to
4. must not