It is time to

I realize it is time to go.(我意识到是时候出发了。)

It is time to put these arrangements on a slightly more formal basis.(是应该把这些安排做得略为正式一点的时候了。)

This clock says it is time to eat dinner.(这个时钟说到时间吃晚饭了。)

They are alert at bedtime and sleepy when it is time to get up, and this may have nothing to do with how fatigued their bodies are, or how much sleep they must take to lose their fatigue.(他们在睡觉的时候很清醒，到了该起床的时候很困倦，这可能与他们的身体有多疲劳，或者需要多少睡眠才能消除疲劳无关。)

It is time to do the Power Button.(现在是制作电源按钮的时候了。)

You can start again on mathematics, until is it is time to learn to plough.(你可以重新开始学习数学，直到该学犁地的时候。)

It is time to forgive past wrongs if progress is to be made.(如果想有进步，现在就该宽恕过去的罪过。)

It is time to raze it.(是时候将它铲平了。)

It is time to print them out.(是时候把它们打印出来了。)

Dear Ones, it is time to let it go.(亲爱的，现在是放下的时候了。)