Mark the letter A, B, C or D on your answer sheet to show the underlined part that needs correction in each of the following questions.

It has been said that laser to be the most miraculous to cure patients.

Language is considered a significant (31)_________ of communication in international relations.

The heavy rain has caused _________ in many parts of our country.

As soon as I _________ smoking, I felt a lot better.

By working hard, you _________ achieve the results you desire.

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.

Caring for a sick relative is the task that brings both ______ and pain.

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.