1. Choose the word that has a different stress pattern from the others. A. regular B. effective C.

1.

Choose the word that has a different stress pattern from the others.

A. regular

B. effective

C. different

D. serious

2.

Choose the best answer to complete the sentence. Alternative sources of energy ____________ developed in the near future.

A. is

B. will be

C. was

D. has been

3.

Choose the best answer to complete the sentence.At this time next week, we ______________ a wind turbine in our garden.

A. installed

B. will installed

C. will be installing

D. install

4.

Choose the best answer to complete the sentence.What should we do to ____________ electricity?

A. take

B. cut

C. waste

D. save

5.

Choose the best answer to complete the sentence.“Why is it called a _____________ source?” – “Because it can be replaced easily and quickly.”

A. effective

B. specific

C. non-renewable

D. renewable

6.

Choose the word that has a different stress pattern from the others

A. changeable

B. natural

C. countryside

D. dioxide

7.

Choose the word that has a different stress pattern from the others.

A. musician

B. biogas

C. scientist

D. energy

8.

Choose the best answer to complete the sentence.Fossil fuels are very common in our society but they ____________ the environment.

A. pollute

B. waste

C. provide

D. renew

9.

Choose the best answer to complete the sentence. Remember to ____________ the lights before going to bed.

A. turn off

B. stop

C.turn on

D. turn

10.

Choose the best answer to complete the sentence.A hydropower station ______________ in the North of the country next year.

A. was built

B. were built

C. has been built

D. will be built

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