It的用法

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有強調意味，可以讓讀者注意到這個句子，展現特質。

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It is adj (for sb) to V

年輕人需要盡量多讀好書，這是必要的
It's necessary for young people to read as many good books as possible.

今天要堅持那個信念是困難的
It's difficult to persist in that belief today.

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It is adj of sb to V

他這樣當面羞辱你，真是壞心
It's unkind of him to insult you to your face.

他捐了一大筆錢給孤兒院，真是好心
It's kind of him to donate a lot of money to the orphanage.

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It occurs to/hits/strikes sb that + S' It occurs to/hits/strikes sb to V

當我走在路上的時候突然想到媽媽叫我幫她跑腿辦事
When I was walking on the street, it occurred to me that Mother had asked me to run an errand for her.

你有沒有想過要充分利用時間而不是虛度光陰
Has it ever occurred to you that you should make good use of time instead of idling it away?

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Find/Believe/Make it adj (for sb) to V

她跑得這麼快，以至於我發現要追上她很難
She ran so fast that I found it hard to catch up with her.

捷運使得人們更加方便地在這個城市四處行動
The MRT makes it much more convenient for people to move around in this city.

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It is said/believed/reported/rumored that + S'

謠傳他中了樂透的頭彩
It is rumored that he hit the jackpot.

大家相信多吃少運動會造成肥胖
It is believed that eating more and exercising less will cause obesity.