Even though I don’t like her, I must admit she’s the most intelligent person I’ve ever met.. MUST – the obligation comes from the speaker or writer of the sentence.. HAVE TO – the oblig
Trang 11) must
I must get up early tomorrow morning, I
haven’t done my homework
We must help our mother with the housework
You must visit me and see my new flat
The manager must take measures to ensure
safety
Even though I don’t like her, I must admit she’s
the most intelligent person I’ve ever met
2) have to
We have to be at school at 8 sharp otherwise
our teacher will scold us
Students have to wear blue uniforms in this
school
You’ll have to pay the tickets in advance
We have to be home by 12
I’ll have to work next weekend
MUST – the obligation comes from the speaker
or writer of the sentence It is stronger than HAVE TO and indicates urgency
HAVE TO – the obligation is external, it comes
from outside the speaker, other people decide for the speaker what to do
HAVE GOT TO – similar in meaning with HAVE
TO, used in spoken English
MUSTN’T – prohibition.
DON’T / DOESN’T HAVE TO – lack of
obligation and necessity
HAD TO – obligation in the past.
MUST + perfect infinitive – deductions
about the past not past obligation (He must have arrived.)
Fill in must or have to:
You ………… … take a final decision, it’s no use putting off things anymore!
The two obstinate frogs were told they
………… end their feud
I ………….…… deliver the painting earlier than I expected, my customers want it in a couple of weeks
You ………….… be 18 to get your driving license
I ……… clean up my room, it looks like a pigsty
Students ………… …… leave the classroom as clean as it was when they arrived
You ……… give up smoking, it’s not healthy at al!!!
You ……… sign this form, sir!
I ……… lose weight, I’m so fat!
Fill in mustn’t or don’t /doesn’t have to:
Students ……… gossip during classes!
“We ……… do our homework if we don’t want to, right?” “Wrong!”
You ……… smoke in here!
You ……… talk to strangers!
My employees ……… be late at work If they are, they lose their jobs
You ……… try so hard, after all it’s only a friendly match!
You ……… do it if you don’t feel like! Bring me the book when you have finished it, you ………
……… give it to me right away
I love holidays because I ……… get
up early
In this sport one ……… commit excesses
if he / she has high aspirations
Students ……… be rude to their teachers!
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Trang 21) must must have to have to must have to must have to must
2) mustn’t don’t have to mustn’t mustn’t mustn’t don’t have to don’t have to don’t have to don’t have to mustn’t mustn’t