Answer:
What is it something that you always have but you always leave behind?
I open wide and tight I shut, Sharp am I and paper-cut fingers too, so do take care, I'm good and bad, so best beware.
What binds two people yet touches only one?
I look at you, you look at me, I raise my right, you raise your left.
Iβm a word, six letters longΝΎ I sometimes enter with a gong. All in order from A to Z, I start with the letter B. What is the word?
When is it bad luck to see a black cat?