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.

A. Global warming and its advantages.

B. Global warming and its negative effects.

A. Lena said that she had invited me to her birthday party the following day.

B. Lena said that she would invite me to her birthday party tomorrow.

C. Lena said that she would invite me to her birthday party the following day.

A. Not until we had reached the top did we realize how far we had come.

B. Having realized how far we had come, we reached the top.

C. Only after we realized how far we had come had we reached the top.

A. waste                

A. how                       

A. Young people's disinterest in their grandparents' stories

B. Young people's tendency to neglect their grandparents

C. Grandparents' loneliness in their old age

A. Just bring yourself                         

B. Oh, I don't think it's a good idea