After the former manager returned from abroad, our company _________and the production doubled.
At first, my new surroundings were difficult _________
There is a system ________the waste is disposed of using the principles of ecology.
.Only when your identity has been checked ________.
The Southern States wanted to ______ the Union, so the American Civil War ______.
I had not been asked to the party, so I felt ______ and a bit hurt.