Mr Yu and Ms Huang are just two of the thousands of young people trying to navigate China's modern marriage market.

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Ms. Huang said Ms. Lu acted as a kind of matchmaker among Boston University's Chinese student community, helping people find roommates and make friends, Ms. Huang said.

WSJ: Chinese Pour Out Grief for Student

Ms. HUANG: I actually remember the day because he inscribed his book to my first lesson.

NPR: Pianist Gyorgy Sandor: Lessons on Music, Life

Ms. HUANG: I saw him on December 1st.

NPR: Pianist Gyorgy Sandor: Lessons on Music, Life

Ms. LIZ HUANG (Pianist): I remember my first lesson with him very well, which was on March 22nd, 1985.

NPR: Pianist Gyorgy Sandor: Lessons on Music, Life

Ms. Lu went to watch the marathon Monday with two other Chinese international students, said Lucy Huang, another graduate student at the university who had close friends in common with Ms. Lu.

WSJ: China Mourns Boston Marathon Victim