保持健康对我们很重要.
It is very important for us healthy.
In my hometown, there was a big old tree (在……对面) the school.
You'll be (惩罚) if you break the traffic rules.
Would you mind (分享) your ideas?
Certainly not.
We depend on nature to live, so it is necessary for us to protect it (明智地,充满智慧地).
Don't tell the secret to a third person. Just keep it to (我们自己).
Trust me, please.