英语翻译1.这栋房子很漂亮,是我们上个月买的.2.最近我买了一个中国的古代花瓶,它的价格非常合理.3.众所周知,月球每月

This house is pretty,which we bought last month.
Recently I bought an ancient Chinese vase,which is quite reasonable.
As we all know,the Moon revolves the Earth one week per month.
Tom is absent again,which is predicted.
Tom made a great progress,which makes me very happy.
顺便说一句,第三句话中as指代后面的完整的一句话,所以这是as引导的一个非限制性定语从句.这个怕你不能理解,所以特别解释一下.