now that的用法及例句：
now that是个从属连词，可以归入because，as，since这一家族，意思和since（既然，由于）接近，但now？that必须引出一个新的.情况，否则需要由别的词替代。
例句：
Now you're settled, why don't you take up some serious study?
既然你现在已经安顿下来了，为什么不开始正经地学点东西呢?
Now that she was retired she lived with her sister.
现在她已经退休了，和姐姐一起住。
Now that he’s got this job, there’ll be no holding him back .
既然他现在已经得到了这份工作, 就没有什么能制约他的了。