Test Passive Voice

ENET Nº 8 Paula A. De Sarmiento - Dpto. de INGLÉS
4º 1ra – Evaluación de Inglés “Passive Voice” SET 1

1) Translate into English:

a- To create a hot enough flame, a combustible gas must bemixed with oxygen.
b- When the components of a mixture have been separated, it is often necessary to check them.
c- Energy in a battery is produced by chemical changes inside it.
a- With acommon tongue, machines will be designed to operate by the same instructional language.
d- The blast furnace is being fed with a mixture of iron, coke, ore and lime.


2) Turn these sentencesinto the Passive Voice:

a- Friction has caused loss of power in the machine.
b- The researchers are going to check these elements.
c- The spark will not ignite the mixture before thepiston reaches the top of its stroke.
d- He has proved that the flow of electrons could be reduced.
e- You must turn off al the switches to prevent accidents.--------------------------------------------

ENET Nº 8 Paula A. De Sarmiento - Dpto. de INGLÉS
4º 1ra – Evaluación de Inglés “Passive Voice” SET 2




1) Turn these sentences into the Passive Voice:

a- When she hasseparated the compounds of a mixture, it is often necessary to check them.
b- You need an electric current to light lamps.
c- Why are the scientists using porcelain and glass in electricalwork?
d- The teacher has shown that heat is a form of energy.
e- They’ll restore the original chemical conditions when they reverse the current.


2) Translate into English:

a- In Rome,the bridge of Fabricius, built in 62 BC across the Tiber River was named by its engineer.
b- The latent heat given out when a melted substance freezes to the solid state is shown by anexperiment with naphthalene.
c- There have been technical problems in the construction and operation of new reactors; but they have been solved.
d- When have the first tunnel under the Thames River...