The Curies had hoped that the Nobel Prize would finally bring the opportunity for a chair at the French Academy and the laboratory that went with it.【C1】______，it brought unwanted publicity and more responsibility.Therefore，both Curies were【C2】______to share their knowledge and teach classes：Pierre Curie at the Sorbonne，and Marie Curie at Sevres.
Marie Curie was the first female professor at Sevres，a college for girls who wanted to teach higher education.These twenty-year-olds would【C3】______become professors.Marie was not liked by her pupils during her first year as a professor.【C4】______her second year，the students loved her.One student reported that the courses taught by Marie were ’the【C5】______reference during the entire length of my【C6】______.She didn’t dazzle us，she【C7】______us，attracted us，held us with her simplicity，her【C8】______to be useful to us，the sense she had of both our ignorance and our【C9】______’She was the first to take her students into the laboratory to【C10】______manipulate their newly-learned theories.She also taught by example，and invited the physics class to hear the【C11】of her dissertation.Marie argued for the【C12】______of additional，difficult tests given only to the female students.She also【C13】______the dean to provide calculus classes to the female students.Marie wanted the girls to have the【C14】______to succeed in academia and fought tooth and nail to provide every【C15】______.
This woman is known for her scientific discoveries and the progress【C16】______from them.Of course her scientific discoveries are【C17】______and useful.It is also important to understand the kind of woman that she was.She was stubborn，【C18】______she hated to lose，but it was her goal to use science to help the world in whatever way possible.Her stubbornness led to persistence and【C19】______.These qualities promoted the use of her brilliance.The love and support of her family taught Marie to never question the possibilities that stood【C20】______her.

【C1】（）

A．Then
B．Instead
C．Likewise
D．Moreover