rest用作连系动词只限于和少数形容词搭配。如：

rest a mystery

The affair rests a mystery. 这件事一直是个谜。

rest easy

Rest easy. 不要紧张。

rest assured

You can rest assured that I will do my best. 你放心，我会尽力。

You can rest assured that I’ll do my best. 你可以放心我会尽力而为的。

You may rest assured that everything possible is being done. 你尽管放心，正在尽力把一切都做好。

You may rest assured that l will do everything I call to help you. 你可以相信我会尽力帮助你的。

rest thus

The matter rests thus—that you are responsible for the damage. 事实仍然是这样——你得对损坏负责。