A number of books in the library ____ been stolen so that the number of them ____ smaller than before.
The way ___ you are doing it is completely crazy.
The potato is a plant ____ in places ____ it is too cold to grow some other plants.
The eggs _____ cooked just now is delicious.
At least 450 years ago, corn was____ China.
In order to change attitudes _______ employing women, the government is bringing in new laws.