例句：
1. 今天是星期天，所以這些店鋪都關(guān)門了。
It’s Sunday，so all the shops are closed.
2. 今天是星期天，公園里有成千萬的游人。
It is Sunday.There are hundreds and hundreds of people in the park.
3. 是的`，今天是星期天，你應該知道，但你永遠不會提到這一切！
Yes,it was Sunday and you should have known but you would never mentionall that!
4. 今天是星期天，我又拿起了我的漂亮布娃娃。那是兩年前我過生日時，媽媽給我買的。
Today is Sunday.I took out then icedoll again.Two years ago,my mother bough ther for me on my birthday.