Possible Clues:

• Staring into space, scratching the head - that's not clean and it's illegal
• Deploying; exploiting
• Putting into practice
• Playing for a sap
• Consuming
• Giving employment to American in centre of Zhangzhou
• Occasionally questions German taking drugs
• Hesitating to dismiss personal assistant on drugs
• Posh burst into song, practising
• Speaking out, you spill the beans on drugs