描述性从句：非限制性定语从句 — 英语词汇题

用非限制性定语从句的适当关系词补全句子，每空一词。 1. Marie Curie, ____ discovered radium, won two Nobel Prizes. 2. The laboratory, ____ equipment was donated by the university, opened last month. 3. Dr. Chen's research on climate change, ____ was published in a famous journal, attracted worldwide attention.