单项选择题
A．sapphire : fissure B．signal : frequency C．lasso: splice D．activity : dormancy E．rule : rebellion
PROTEAN: IMMUTABLE :: （） A．incipient : inchoate B．slove...
单项选择题PROTEAN: IMMUTABLE :: （）
A．incipient : inchoate B．slovenly : dapper C．articulate : eloquent D．vitiated : passive E．pious : agnostic
SCORNFUL : SNEER ::（） A．saturnine : groan B．distressed ...
单项选择题SCORNFUL : SNEER ::（）
A．saturnine : groan B．distressed : rejoice C．provoked : wink D．embarrassed : blush E．bewildered : wail
Although scientists have______long the human appendix a...
单项选择题Although scientists have______long the human appendix as______organ, there is a growing body of evidence indicating that the appendix does in fact have a significant function as a part of the body's immune system.（）
A．overestimated … a minor B．discounted … a vestigial C．valued … a major D．ignored … a pivotal E．studied … an inaccessible
