单项选择题

Almost all recognize that non-scientists as well as laymen are interested in sciences, yet scientists have been trying to classify only those who are involved in ------- scientific practices as genuine scientists, ------- the more inclusive view.

A． authentic... articulating
B． rigorous ... unconvinced of
C． specialized ... sympathetic to
D． broad ... certain of
E． democratic ... rejecting

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单项选择题After a while, his anger abated, he stopped hurling ------- and, as he often did after such an outburst, became quite -------.

单项选择题EXPEL: SCHOOL ::