—Was it by cutting down staff _____ she saved the firm?— No, it was by improving work efficiency.
What surprised me was not what he said but ______ he said it.
— ______ will get the first prize? — I'm sure, Li Hua.
_____ leaves the room last ought to turn off the lights.
Why not seize it _______ you’ve got such a good chance?
You can’t imagine ______ when they received these nice Christmas presents.