Choose the best answer to complete the following sentence.

Chemical wastes from factories are _______ that cause serious damage to species habitats.

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.

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

More emphasis should be placed on_________ alternative sources such as wind, solar energy, and tides.

Choose the best answer to complete the blank in each of the following sentences.

Many children are under such a high ________ of learning that they do not feel happy at school.