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

Quiz for Verb: 'To Touch'

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

'Touch for' - Borrow money





'Touch up' - Improve the appearance of something





'Touch on' - Mention





'Touch upon' - Mention





'Touch off' - Cause a problem to occur





'Touch down' - Land (planes)





'Touch up' - Touch someone in a sexual way