running a position

例句：

1. 1. The dog is running in the park.
   狗在公园里跑步。
2. 2. She ran into the store to buy some milk.
   她跑到商店去买牛奶。
3. 3. He ran out of breath after jogging for an hour.
   他慢跑了一个小时后气喘吁吁。