The microchips in a computer may last a long time, but the hard disk ________．


  1. A.
    will not
  2. B.
    shall not
  3. C.
    should not
  4. D.
    must not
A
考查情態(tài)動詞用法。本句話的意思為：一臺電腦中的微芯片可以使用很長時間而硬件卻常常不能。A表示一種習(xí)慣；B和第三人稱連用，在陳述句中表示警告，許諾的語氣；C表示勸說的語氣；D表示禁止的語氣。
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