Réponse :
Bonjour,
a) Students must be quiet in the corridors.
b) Students must be on time for classes.
c) Students mustn't chew gum during the lessons.
d) Students can have lunch in the playground.
e) They mustn't eat or drink in the classeroom
f) They mustn't run in the corridors.
g) They can play football in the playground.
h) Students can borrow a Book in the library.
Explications :
Les modaux ( must / can ... ) sont suivis d'une base verbale ( infinitif sans "to" )
must : obligation ( they must = ils doivent )
mustn't : interdiction (they mustn't = ils ne doivent pas )
can : possibilité ( they can = ils peuvent )
