文法講座四十七：句型「…是值得的」：it pays to V原 / worth / worthy of / worthwhile

以下四種句型都可傳達「值得」的意思：

• 「做…是值得的」：It pays ( paid ) to 動詞原形
• 「做…是值得的」：It is (was) worthwhile + to 動詞原形 / Ving 
• 「值得 / 價值…」：be worth + N / Ving / 數字 
• 「值得 …」：be worthy of + N，當中of 為介係詞，故後方需搭配名詞。 

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• 「做…是值得的」：It pays ( paid ) to 動詞原形
  在此得用不定詞 ( 即 to 動詞原形 ) 來補充說明虛主詞 it。
  [例句] 努力是值得的。因為天下沒有不勞而獲的事。每個成功的背後都是數不盡的辛苦付出。
  

  It pays to work hard because nothing comes easy. Behind every success are endless hours of plain hard work.
  It is worthwhile to work hard because nothing comes easy.
  It is worthwhile working hard because nothing comes easy. 

• 「做…是值得的」：It is (was) worthwhile + to 動詞原形 / Ving 
  [例句] 為這些雞毛蒜皮的小事生氣值得嗎？
  

  Is it worthwhile to get angry over such trivial matters?
  Is it worthwhile getting angry over such trivial matters?
  Does it pay to get angry over such trivial matters? 

• 「值得 / 價值…」：be worth + N / Ving / 數字
  [例句] 墾丁國家公園值得一遊。
  

  Kenting National Park is worth visiting.
  Kenting National Park is worth a visit.
  Kenting National Park is worthy of a visit. 

  [例句] 這件用3公斤的黃金打造而成的襯衫價值 250 萬美金。
  

  The shirt made with 3 Kgs of gold is worth $2,500,000.
  [主詞]             [形容詞]              [動詞]

• 「值得 …」：be worthy of + N，當中of 為介係詞，故後方需搭配名詞。
  注意：說明物品價值多少錢時，只能用 be worth + 數字。be worthy of 後方雖也是加名詞，但不可搭配「數字」。
  [例句] Tom 愛吹牛。他不值得信任。
  

  Tom loves bragging. He isn't worthy of your trust.
  Tom loves bragging. He isn't worth your trust. 

  [例句] 全球暖化的問題值得注意。
  

  Global warming is worthy of attention.
  Global warming is worth attention.
  Global warming is worth noting. [ note 為「動詞」注意 ]