it
1
它, 牠
(subjective third-person singular pronoun) used when referring to something or an animal as the subject of a sentence
- It is raining heavily outside.
外面正下着大雨。
- It seems that the computer is not working properly.
看起来电脑运行不正常。
- It's important to check the expiration date before consuming any food.
在食用任何食品之前检查保质期很重要。
- The cat loves chasing after the laser pointer; it provides hours of entertainment.
猫喜欢追逐激光笔；它提供了数小时的娱乐。
- The movie received mixed reviews, but overall, it was well-received by audiences.
这部电影的评价褒贬不一，但总的来说，它受到了观众的欢迎。
同义词：
2
它, 它
(objective third-person singular pronoun) used when referring to something or an animal of unknown sex as the object of a sentence
- I found a wallet on the street and handed it to the police.
我在街上发现了一个钱包，并把它交给了警察。
- The dog chased the ball and caught it in its mouth.
狗追着球，并用它的嘴抓住了它。
- She received a mysterious package in the mail, but she hasn't opened it yet.
她收到了一個神秘的郵件包裹，但她還沒有打開它。
- I saw a bird outside, and I watched it fly away into the distance.
我看到外面有一只鸟，我看着它飞向远方。
- The teacher asked a question, and the student answered it confidently.
老师问了一个问题，学生自信地回答了它。
3
它, 这
used in a sentence to fulfil a grammatical function without a clear antecedent for it to refer to
- It is raining outside.
外面在下雨。
- It seems like we will have to postpone the meeting.
看来我们不得不推迟会议。
- It is important to exercise regularly.
它 重要的是要定期锻炼。
- I find it hard to believe.
我发现很难相信它。