跑步

例句：

1. 1. I need to run anerrand before the meeting.
   我需要在会议前去办点事。
2. 2. Thedog ran into the houseas soon as it saw theball.
   狗一看到球就冲进了房子。
3. 3. She ran to catch up withher friends after school.
   放学后，她跑着去赶上朋友。