SOURCES OF ENERGYPRACTICE TEST 1A. PHONETICSI. PICK OUT THE WORD WHOSE...

50. What can be inferred from the last paragraph? A. All alternative production of energy will be derived from water. B. Hydroelectric power will be the main source of energy. C. Synthetic fuels will be the principal source of alternative energy. D. Alternative energy will come from a variety of sources.The End

TEST 4 (From Unit 10 To Unit 11)

A. PHONETICSI. Pick out the word whose underlined and bold part is pronounced differently from that of the other words.