spurned.. boredom
forgotten.. condescension
classified. .self-righteousness
plausible.. guilt
gripping. .skepticism
24.In the design of medical experiments, the need for ____ assignment of treatments to patients must be ____ the difficulty of persuading patients to participate in an experiment in which their treatment is decided by chance.
independent.. amended by
competent.. emphasized by
mechanical.. controlled by
swift. .associated with
random.. reconciled with
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