Question

If you tend to regularly suffer from a certain symptom like headache, be sure to keep in store the
       medicine to take care of the issue as soon as it starts.

A．efficient

B．concise

C．appropriate

D．secure

Answer 1

C

试题分析：形容词辨析。A高效的；B简洁的；C恰当的；D安全的；句意：如果你患上头疼这样的症状的病的时候，你要储备好一些恰当的药。根据句意说明C正确。
点评：形容词的词义辨析要放在上下文的语境中进行，要根据句意和形容词的固定搭配来选择具体的形容词。