Fill in the blanks using the following expressions.
1. in practice
2. enforced
3. based upon
4. disparity
5. based in

1. Their relationship was _____ mutual respect.
2. The new organization will be _____ Dallas.
3. _____ women receive much lower wages than their male colleagues.
4. There would be no _____ redundancies.
5. The wide _____ between rich and poor was highlighted.

Answer key
1. based upon
2. based in
3. in practice
4. enforced
5. disparity