3. Narrowing your criteria, for example, may work against you:"Every time you answer a question you eliminate a possibility,"says one expert.

【分析】句子主干為Narrowing your criteria ... may work against you。for example為插入語；冒號后面的成分是對前面句子的解釋說明。

【譯文】例如，縮小搜索條件可能對求職者產(chǎn)生不利影響。一個專家說，“你每回答一個問題，就失去了一個做另外一種工作的機會”。

4. For any job search, you should start with a narrow concept-what you think you want to do-then broaden it.

【分析】句子主干為 you should start with a narrow concept...then broaden it,其中包含兩個并列的謂語動詞 start with 和 broaden;介詞短語 for any job search 為狀語；破折號之間的部分是對concept的解釋說明。

【譯文】找任何工作時，你都應(yīng)該從一個狹窄的范圍開始——你認為你想干的工作——然后拓寬它。