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modals of certainty
modals of necessity
fix the mistake
Vocabulary
100
It ___________________ (rain) today, but I'm not sure.
might rain, could rain, may rain
100
You _________ maintain 80% attendance, or they will kick you out.
must, have to
100
You don't has to come to class on Saturday.
have
100
The conman was arrested for ______________ after stealing thousands of dollars with his fake business.
fraud
200
I don't remember turning off the oven, but I ____________ (turn) it off because it's off now.
must have had to have
200
In the US you _________ tip at a restaurant
should, ought to, had better
200
He supposed to do his homework
is
200
Hillary Clinton was criticized for ____________ing suspicious emails from the public.
conceal(ing)
300
The weather forecast says that it __________ rain tomorrow. There's a 90% chance.
should
300
In Columbia, taking your shoes off in someone's house is considered rude. You _______ take off your shoes.
had better not, shouldn't
300
He is supposed to take the bus to school when he was a kid.
was
300
Donald Trump thinks that he will make America great again, but I think he is ____________.
delusional
400
After the gathering the evidence, it is clear. He ___________________ (kill) by the politicians.
must have been killed had to have been killed
400
Some teachers expect you to bring a book to class every day, but in Emily's class you ____________ (bring) your book every day.
don't have to
400
You should buy a gift last weekend if you wanted to have it in time.
should have bought
400
If you wear perfume, the smell should be _____________.
subtle
500
No one saw Bill when the murder took place. ___________ (murder) the victim?
might he have murdered could he have murdered may he have murdered
500
In 1920s during the Prohibition, alcohol was illegal. People _________________ (drink) alcohol
weren't allowed to
500
It may be the butler. He must have done it!
may -> must / must have -> may have
500
Lying to your children can __________ your relationship with them.
undermine