"Know to speak" vs. "Know how to speak" [closed]
I know to speak English. I know how to speak English.
What is the difference between the sentences above?
I know how to speak English.
means that I have the knowledge and capability of speaking English.
I know to speak English.
means that I am aware that I should speak English. For example:
Don't speak another language or they will know we are foreign.
Don't worry, I know to speak English.