1. The government wants to accelerate the ------- of Internet commerce.
A) grow B) grows C) growing D) growth

2. Take the time to fully prepare yourself for interview -------.
A) succeed B) succeeding C) success D) succession

3. -------, America depends on Africa for 40% of its oil imports.
A) Interest B) Interested C) Interesting D) Interestingly

4. Sustainable ------- is a key indicator of the long-term health of the economy.
A) produce B) to produce C) product D) productivity