ABILITY
ADVICE
VOCABULARY
OBLIGATION / PROHIBITION
NECESSITY / NO NEC.
100
I _____________ drive a car.
can
100
It's cold, you ___________ wear a cardigan
should
100
sugar
azúcar
100
You _______________ stay in silence in the library.
must
100
It is necessary for me to study for the exam
I need to study
200
I love music and I can play the guitar, but I ________________ play the piano.
can't
200
She's always tired. She ____________ go to bed late every night. 
shouldn't
200
salt
sal
200
She ____________ pay the rent today.
must
200
You ______________ take me home because my father is giving me a lift.
don't need to
300
Kevin lived in Italy for six years, so _______________ speak Italian quite well.
can
300
_______________ now? (we / leave)
Should we leave now?
300
healthy
saludable
300
All drivers ______________ have a driving license.
must
300
Natalie __________________ do the laundry today as it's her sister's turn.
doesn't need to
400
________________ you drive a car when you were little?
could
400
_______________ the dress or the skirt? (I / buy)
should I buy
400
unhealthy
insalubre
400
You ____________________ smoke here.
mustn't
400
It 's necessary to book in advance.
You ___________________________
need to book in advance
500
When I was little, I _______________ drive a car.
couldn't
500
You __________________ (call) him an idiot.
You shouldn't call him an idiot
500
balanced diet
dieta equilibrada
500
Passengers _________________ lose their passports.
mustn't
500
It's not necessary for you to shout. I can hear you perfectly well.
You ______________________________
don't need to