The poor boy is in danger. We should do all we _____ help him out.
_____ by the advances in technology, many farmers have set up wind farms on their land.
Don't worry if you don't understand everything, the teacher willthe main points at the end.
It is obvious to the studentsthey should get well prepared for their future.
---- Sorry, I have to ______ now. It’s time for class.---- OK, I’ll call back later.
A persone-mail account is full won't be able to send or receive any e-mails.