The bell______ the end o f the period rang and we had to stop our discussion.
In this stable weather conditions, the pollutants in the air are not easy for outward diffusion, so that the pollutants __________ in the atmosphere to make the air worse.
Since we have got __________ information of the storm's approach, let's be prepared!
I have some __________ with English, but I do not know it well.
In copying this document, be careful not to __________ any words.
England took __________ lead after 31 minutes with __________ goal by Peter Nail.