How to use "bug" in a sentence

So..." she hesitated, "we put a tiny bug inside the fruit

"The bug has stopped now

But now it seemed an obvious place for the government to bug.

I want to find the bug they planted on us."

He has a natural antibody in his blood that helps him fight off this particular virus, even though it's an artificial bug

If they felt they had some terrific new bug that we didn't know about, something against which we couldn't retaliate in kind, they'd use it on us."

Then we began to study the bug, searching for a handle on it that the Chinese had overlooked."