1.Okay, so clearly he hasn’t called. Maybe he’s away on business.
好吧,看来他没有给你打过电话,也许他出差去了。
be away“离开,不在这里”;
In all likelihood, we shall be away for a week.
我们很可能离开一个星期。
Will you be away for long?
你要离开很长时间吗?
2.Thanks. This is all your fault.
谢谢,这都怪你。
It's one's fault“这是...的过错”;
It's all your fault to take me that terrible place.
都怪你,把我带到那个讨厌的地方。
It's all my fault to give your the wrong number.
把错的号码给你,这都怪我。