Kate is alone while her kids at a nearby table are chatting happily. (sit)
You can't get to school on time, (除非)you hurry up.
It's (健康的)to eat more vegetables and less meat.
My dictionary is lost, could you please (借)one to me?
There will be less (污染)in 100 years.
It's very (重要的) to make a plan before we do everything.