Passive voice

Change into passive sentence !

1. Citizens in North Korea live in a bubble sealed off from the rest of the world.
2. The young generation don’t know much about life outside
3. Kim Jong-un has made a great show of being a progressive young leader, introducing new freedoms including letting people eat fast food, allowing them to own mobile phones and permitting women to wear pants and jewellery and ride bicycles.
4.They begin their mandatory service in the Korean People’s Army at 17.
5.The military prescription can last as long as a decade for men, while women serve for around seven years.
6. They blame the outside world’s blockades for lack of food and so on.
7. North Korea has been mobilising people since the Korean War in the 1950s
8. Scientists have created a list of factors that increase the risk of an early death, which includes sitting for too long and having lie-ins.
9. This analysis investigated four established and two [new] risk factors, namely, prolonged sitting and unhealthy sleep duration, which may be added to behavioural indices or risk combinations to quantify health risk.
10. The UK study found that “short” sleepers were more susceptible to ischaemic strokes caused by clots preventing blood from reaching the brain.