--- I hear Robert has gone to Harvard University for his master’s degree. --- Oh, how nice! Do you know when he ____?
You can't ___ possession of the house until all the papers have been signed.
____ I’ve known your situation, I’ll send the money to you imediately.
When the invader arrived, millions of people ____ from their homeland.
They are ___ the old houses in order to set up a new teaching building.
You should ___ the students instead of just telling them what to do.