do YOU KNOW WHAT IS ufo?

do YOU KNOW WHAT IS ufo? can you tell me what is a UFO?Do you know what my future pla Do you know _____(UFO)? do you know what--------(it)name is Do you know what is love? do you know what is my meaning? Do you know what this is? Do you know what the a______basketball is? Do you know what day tomorrow is do you know what is his job? do you know what his job is? Do you know what the answer is?