Réponse :
A.
a) A new French president is elected every five years.
b) This house is not bought yet . It’s too expensive .
c) The pupils are given a new test next week .
d) When was America discovered ? In 1492 .
e) Paper and furniture are made from wood .
f) 1984 and Animal Farm are written by George Orwell .
B.
a)These letters are sent by Helen.
b)The mouse has been eaten by the cat.
c)This cake was cooked by mum.
d)The floor will be swept by kate.
e)This flower was given by Andy.
f)This parcel will be opened by John.
g)A window has been broken by Mr Smith.