VI. Give the correct word form of these words in brackets. 3. New York is the most populous city in the USA with over 8 million (inhabit). 4. The announcement. (fly) from Hanoi to Seoul has been delayed until there is another VII. Circle the letter A, B, C, or D to indicate the most suitable response to complete each of the following exchanges. 1. Susan: "Can you give me some non-renewable sources of energy?" Tom: " A. They are solar energy and wind energy. B. Non-renewable sources of energy are going to run out. C. Let me think. Oil, natural gas, coal, and nuclear energy. D. Oil is used mostly for machinery. 2. John: "Water power is unlimited, but it can cause pollution." 4 Antony: " A. I agree with your idea. This source is clean, so it gives energy without pollution." C. I don't believe in what you have said. B. You are right. D. I don't think so.