—Excuse me.Is this the right way to the Summer Palace?—Sorry, I am not sure.But it _______ be.
You will see this product made in this factory _____ wherever you go.
_____ the big snake, the little girl stood under the tree _____ to death.
_____ as the most excellent student in her university, as most classmates had expected, made her parents very happy.
At no time does the salesgirl get up late in the morning, for she is always too busy _____ a good rest.
It was _____ computer games that cost the boy a lot of time that he ought to have spent on his lessons.