The young woman became critically ill and was sent to the big city,where special

题型：不详难度：来源：

The young woman became critically ill and was sent to the big city,where specialists can be called ___to study the ____disease.

A．up , general

B．in, rare

C．on , serious

D．for , important

答案

B

解析

考查短语辨析和形容词的区别。句意“那个年轻的女士病情加重，被送往了大城市，在那里，专家可以被召集起来，一起研究这种罕见的疾病。”call up“打电话，回忆起，应征入伍”；call in“召集，收回”；call on“号召，请求，拜访”；call for“需要”。general“总的”；rare“罕见的”；serious“严重的”；important“重要的”。故选B。