Is 'To Knock' Separable or Inseparable? - Phrasal Verb Quiz

Quiz for Verb: 'To knock'

Is the phrasal verb 'knock' separable or inseparable in the following examples?

'Knock it off!' - Stop doing something annoying

'Knock back' - Cost someone a lot of money

'Knock up' - Produce or create something quickly

'Knock back' - Finish a drink quickly, drink a lot of alcohol

'Knock together' - Join houses that had been separate

'Knock down' - Demolish

'Knock off' - Steal

'Knock out' - Sell, distribute

'Knock over' - Rob

'Knock off' - Reduce the time required to do something