题目内容

Mistakes don’t just happen；they occur for a reason. Find out the reason，and then making the mistake becomes________.
A．favourable　　　B．considerateC．obviousD．worthwhile
D
本题考查形容词辨析。句意：错误不是偶然发生的，错误发生是有原因的。找出原因，这样所犯错误就值得了。“worthwhile”表示“值得的，有价值的”，符合句意。A表示“有利的，赞同的”，B“珍贵的”；C“必不可少的”。
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