Mr. Bush is on time for everything. How ____ it be that he was late for the opening ceremony ?

Though the whole world ______ against me, I would do what I consider as right.

David did not regret saying what he did but felt that he     it differently.

The boss has given everyone a special holiday, so we   go to work tomorrow.

—I’m thinking of losing weight these days.—Oh, you_______be out of your mind. You’re 50 kilograms at the most!