Ten thousand dollars a large sum of money.
What _______ public is concerned about is whether medical workers and scientists will be able to find _______ cure for this new disease after the vaccine(疫苗) is tried on volunteers.
You have been sitting on my hat and now it is badly out of _______.
She was caught in _______ heavy rain on her way to the lonely island, which was quite _______ experience.
It is _______ world of wonders, _______ world where anything can happen.
It is often said that _______ teachers have _______ very easy life.