问题
选择题
People are advised to be _____ towards the health concerns of their dear ones while burning firecrackers to celebrate the festival, for they contain harmful chemicals．
A．accessible
B．aware
C．cautious
D．sensitive
答案
答案：D
题目分析：形容词辨析。A可以进入的；B意识到；C谨慎的；D敏感的；句意：人们被建议当他们燃放烟花爆竹欢度节日的时候要对他们亲人的健康着想，因为烟花爆竹里含有有害物质。故D正确。
点评：形容词的词义辨析要放在上下文的语境中进行，要注意形容词的固定搭配。