你只要小心开车，你的车就能多跑很多里程。

If you drive carefully you can get better mileage from your car.

《牛津词典》

你最好小心开车。再见。

You'd better drive carefully. Bye.

youdao

你一定要小心开车。

You must be careful when you drive.

youdao

So you have to drive carefully and expect delays, you know.

所以你要小心开车，要预料到时间会延误，你知道。

利用大众交通工具吧 - SpeakingMax英语口语达人