1.Choose the word which has a different stress pattern from the others.
different
serious
effective
regular
2.Choose the word which has a different stress pattern from the others.
dangerous
countryside
energy
volunteer
3.Choose the word which has a different stress pattern from the others.
incapable
sincere
loyalty
success
4.Choose the word which has a different stress pattern from the others.
development
satisfaction
population
education
5.Choose the word which has a different stress pattern from the others.
interfere
convenient
referee
cigarette
6.Choose the word which has a different sound in the underlined part.
wants
helps
plays
looks
7.Choose the word which has a different sound in the underlined part.
transport
power
report
short
8.Choose the word which has a different sound in the underlined part.
listened
enjoyed
decided
played
9.Choose the word which has a different sound in the underlined part.
many
carbon
large
hard
10.Choose the word which has a different sound in the underlined part.
blood
spoon
noon
tool
11.Nuclear energy is , but it is dangerous
renewable
non-renewable
natural resource
fossil fuel
12.Fossil fuels are very common in our society but they the environment.
waste
pollute
renew
provide
13.All the houses in our village will be by solar energy.
frozen
widened
heated
heightened
14.At this time next week, we a wind turbine in our garden.
will installed
will be installing
install
installed
15.Low energy light bulbs should be used to electricity.
convert
save
spend
buy
16.“Why is it called a source?” - “Because it can be replaced easily and quickly.”
renewable
non-renewable
effective
specific
17.We must the amount of water our family use every day.
lessen
narrow
lower
reduce
18.Alternative sources of energy developed in the near future.
has been
will be
is
was
19.She cooking in the kitchen at 7 PM tomorrow.
will
is
will be
be
20.What should we do to electricity?
save
cut
waste