单项选择题
A.redoubtable
B.impecunious
C.sententious
D.meretricious
E.itinerant
单项选择题 She is so(),it is inconceivable how she is generally thought to be().
单项选择题 Few mathematicians are()their futures on finding any such proof; instead, their efforts are focused on finding good, but not(), solutions for most cases, a field of study aptly known as approximation theory.
单项选择题 SAVANT: