116. New emissions standards have forced Rider Auto to modify the process of engine ____

• A. construction 
• B. constructed
• C. constructive
• D. construct

117. Maki Kayano's book offers techniques for ____ business tasks with speed and precision

• A. executing 
• B. equipping
• C. returning
• D. involving

118. To control costs, updated credit card readers will be installed in branch stores ____

• A. gradual
• B. gradually 
• C. more gradual
• D. most gradual

119. In this quarter, the Mantel Beverage Company is expecting sales ____ £160,000 and £180,000

• A. without
• B. among
• C. throughout
• D. between 

120. Because Mount Akoyola is so challenging for climbers , ____ have reached its peak

• A. any
• B. either
• C. other

D. few