Directions: In each of the following group of words, there is one underlined part with a different sound. You are required to pick it out.

(单选题)Although singles’ Day represents a unique time for bargain h (单选题)A good teacher is one willing to try different methods to __ (单选题)The writer’s attitude towards social media is ______. (单选题)The underlined word “that” in Paragraph 3 refers to ______. (单选题)Which of the following statements is Daniel Miller likely to (单选题)What can we learn from Paragraph 1? (单选题)Which of the following is not the favorable results of my sn (单选题)30.（ ） (单选题)29. （ ） (单选题)28.（ ）