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

Maria and Alex are talking about the environment.

- Maria: “Our environment is getting more and more polluted. Do you think so?”

- Alex: “ ________ . It's really worrying.”

"I met her two days ago," said Tim

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 each of the following questions. 

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 each of the following questions. 

Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the other three in the position of primary stress in each of the following questions. 

Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the other three in the position of primary stress in each of the following questions.