Do you know Australia was, as a matter of fact,________ used to be a nation of prisoners?

I don’t know if she________to the party. If she________ she’ll call me.

What did Mr Wu tell you to do, Jim?—He told me to go home early and _____ in the street.

You should ____________ your hands if you have any problems.

Look at the girl! Is it Susan? —No, it __________ be her. She has gone back to her hometown.