Travel with friends or family members whenpossible and never go anywhere with a stranger.
尽可能和朋友或家人一起旅行，不要和陌生人一起去任何地方。
2
We can even walk to work whenpossible, because it is really helpful for both of our budget and health.
如果可能的话，我们甚至可以步行去上班，因为这对我们的预算和健康都很有帮助。
3
523 students cleaned their teeth within ten minutes of eating whenpossible they used a toothbrush, when this was impossible they washed their mouth thoroughly with water.