旅途中,请保管好自己的物品.
when you are traveling.
My watch is lost. I have to find it, or Mum will (惩罚) me.
When he was looking into a hole, a big cat appeared (突然地).
National Day is coming. I'm looking forward to (参观) Tian'anmen Square.
Sometimes we feel (孤独的) even though there are lots of people around.
This article tells us how to (避免) getting hurt while climbing.