--- I hear Robert has gone to Harvard University for his master’s degree. --- Oh, how nice! Do you know when he ____?
The clock was striking twelve ______ down the street.
It is generally believed that teaching is _____ it is a science.
She made a note of it ______ she might forget.
He succeeded in solving all the problems _____.
It was ________ done _______ Marry jumped up with joy.