Bonjour j’ai besoin d’aide svp

Bonjour

a-  We are sure the killer is a man.

    The killer must be a man.

b- Perhaps the killer knows the victim.

  The killer may know the victim.

c-There is a small chance that the killer is still in town.

 The killer might be still in town.

d- Everybody thinks Lady Smythe is the killer.

  Lady Smythe must be the killer.

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bonne fin de journée☺☺☺