12.5 主動形式表示被動意義
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 1)wash, clean, cook, iron, look, cut, sell, read, wear, feel, draw, write, sell, drive…
  The book sells well.  這本書銷路好。
  This knife cuts easily.  這刀子很好用。


 2)blame, let(出租), remain, keep, rent, build
  I was to blame for the accident.
  Much work remains.


 3) 在need, require, want, worth (形容詞), deserve后的動名詞必須用主動形式。
  The door needs repairing.= The door needs to be repaired.
  This room needs cleaning. 這房間應(yīng)該打掃一下。
  This book is worth reading. 這本書值得一讀。


 4) 特殊結(jié)構(gòu):make sb. heard / understood (使別人能聽見/理解自己),have sth. done ( 要某人做某事)。