如果我睡不好，我会感到很疲惫，而做事情也没有效率。

If I don't sleep well, I will be very tired and always can't finish things efficiently.

youdao

如果男孩子们多睡一会儿我就高兴了，可以熨熨衣服。

I'd be glad if the boys slept a little longer so I could do some ironing.

《柯林斯英汉双解大词典》

好吧，如果我白天不需要你，那就让你睡吧。

Well, if I don't want you in the daytime, I'll let you sleep.

youdao