5. The declaration asked the government to consider __ n environmental taxes. A. introducing B. to introduce C. introduced D. being introduced 6 __ personal calls at work is allowed during breaks. A. Make B. Made C. Making D. Be made 7. The company received a lot of customer complaints, so they f __ to them within two days as promised. A. responding B. to respond C. to responding D. for responding 8. She wanted to continue __ as a manager until she was sixt A. to working B. be worked C. working D. worked 9. Most people hope __ if there is a fire, but poisono fumes from smoke kill hundreds of people every year. A. to wake up B. woke up C. wake up D. waking up