There is an earthquake
Cowboys loved a colorful phrase! This meant not so good, as in "no great shakes." It can also mean just a few minutes, as in "Give me a few shakes to get ready." Also, it can mean a good opportunity or chance, as in "He gave me a fair shake on that land."
He scared.
they are silenly saying your an idiot
It will be done soon
You are doing well
That she has good rhythm.
It is either cold, or very scared.
No, it does not, it is not that high that it shakes in a storm if that is what you mean.
Time for a tune up.
It means it probably needs a tune up.
In a short timeThe most common expression is "two shakes of a sheep's (or lamb's) tail," not "bee's knee" though.