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Jugar Test
1. 
Children ____ be left alone in the pool.
A.
mustn't
B.
have to
C.
don't have to
D.
need to
2. 
You ____ wear a suit and tie, but it's recommended,
A.
must
B.
need to
C.
mustn't
D.
don't have to
3. 
You ____ stop at a red traffic light.
A.
must
B.
have to
C.
don't must
D.
don't have to
4. 
You ____ come to work without your uniform.
A.
mustn't
B.
must
C.
don't have to
D.
nedd to
5. 
You ___ talk during class.
A.
have to
B.
don't have to
C.
mustn't
D.
must
6. 
You ___ turn your phone off during the movie.
A.
mustn't
B.
don't need to
C.
have to
D.
don't have to
7. 
You ___ throw your garbage in the garbage can.
A.
don't must
B.
haven't to
C.
need to
D.
don't have to
8. 
You ___ go faster than 80km/h on this highway.
A.
must
B.
must not
C.
need to
D.
don't need to