Tom is the only one of the students who______ a winner of scholarship for four years.
Some exercises appear to be ______ ones you have done, but on ______ second thoughts, you’ll find that they’re different.
—Thank you for having bought me a ticket for the World Expo in Shanghai! — ________.
It doesn’t seem ugly to me,________,I think it’s rather beautiful.
You need to have______if you want to teach the group of naughty children well.
.It won’t be______he______to Taiwan for further study on computer technology.