What ______ public is concerned about is whether medical workers and scientists will be able to find for this new disease in a short time.
How beautiful she sings! I have never heard ____.
The book ___ 40 stories, ___ three written by me.
You’ll find this map of great ___ in helping you to get round London.
If I had ____, I’d visit Europe, stopping at all the small interesting places.
I wasn’t ____ the decision until too late.