例句：
1. 今天是星期天，公園里有成千萬的游人。
It is Sundany. There are hundreds and hundreds of people in the park.
2. 今天是星期天。
It's Sunday today.
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 mention all 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 the nice doll again. Two years ago, my mother bought her for me on my birthday.
5. 要是今天是星期天就好了。
If only it were Sunday today.
6. 而且今天是星期天啊！我要上去制止他們！
And today's Sunday! I'm going up there to set them straight.