I left as early as it was consistent with politeness.
我在不失礼的情况下提前离去了。
The last five years have seen a consistent improvement in the country's economy.
在最近的五年里, 这个国家的经济状况一直在好转。
What you're saying now is not consistent with what you said last week.
你现在说的话与上星期你说的不相符。