昨晚,消防员相互密切合作扑灭了大火。
The firemen the big fire last night.
It is raining (大)outside. I have to stay at home.
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.