personal / move up / travel / possible / leave / worry about

（1）It's wrong and dangerous to　　 children under a certain age alone in the house．

（2）As you walk there， you can feel the energy from your feet　　 your body．

（3）Maybe you fear that you won't be able to find anything good to eat when you　　．

（4）The first resolution is about my own　　 improvement．

（5）This story reminds us that you can never know what's　　 unless you try to make it happen．