Mark the letter A, B, C, or D on your answer sheet to indicate the best answer to each of the following questions.

Eco-tourism is a great way to take a vacation and ________ your carbon footprint.

Mark the letter A, B, C, or D on your answer sheet to indicate the word that has the underlined part pronounced differently from the others.

Choose the word that has the underlined part pronounced differently from the others.

Choose the word whose underlined part is pronounced differently.

Choose the word whose stress is placed differently from that of the others.

Mark the letter A, B, C, or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in following question.

Choose the best answer to each of the following questions.

We should develop such ____ sources of energy as solar energy and nuclear energy.

Choose the best answer to each of the following questions.

Texas is _____ to a number of eco-tour companies, and plenty of ranches and resorts.