1 Agora usando o passado reescreva as frases na voz passive.
a) Buffalo skins covered the Sioux houses.

b) The Indian received message.

c) A child opened the door.

d) Monica invited George to the party.

e) The teacher corrected the exercise. Columbus discovered

America.
f) Graham Bell invented the telephone.

g) The pupil answered all the questions.

2. Escreva frases na voz passive usando o tempo passado.
a) The test / write
b) The table / set
c) The cat / feed
d) The lights / swithc of
e) The house / build
f) Dinner / Server
g) This computer / sell / not
h) The car / stop / not
i) The tables / clean / not
j) The children / pick up / not