As for now, I have arrears on my rent.

我现在还拖欠着房租。

They may have been created by an impact completely shattering a small moon orbiting Uranus, but as for now, the ring origins are unclear.

它们可能是由一颗围绕天王星运行的小卫星被完全粉碎的撞击造成的，但就目前而言，这些环的起源还不清楚。

So as for that pop quiz, as for now, nobody seems to have the right answer, so if you have a minute or two, go on pause and discuss.

至于那个突击测验，到目前为止，似乎还没有人知道正确答案，空出一两分钟的时间，暂停一下，讨论讨论。