1. — Would you mind giving your advice on how to improve our business management?
— If you make ______ most of the modern equipment, there will be ______ rise in production.
A. /; / B. the; a C. /; a D. the; /
2. Knowledge and learning are important if we want to be successful, but they may also ______ our thinking.
A. direct B. limit C. change D. improve
