将以下的句子改为同义词：
题目
将以下的句子改为同义词：
1.It's time for bed now.
2.The changjiang Rive is longer than the Yellow Rive.
3.The sun is bigger than the earth .
4.The earth is bigger than the moon.
5.Today is colder than yesterday.
如果非常好的话另加5-10分
答案
It's time to fall asleep nowThe Yellow river is shouter than Changjiang RiverThe earth is smaller than the sunThe moon is smaller than the earthYesterday is warmer than today
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