Electricity,gasandwaterwereconsideredtobenatural______.
A: monopolies
B: usinesses
C: services
D: powers
A: monopolies
B: usinesses
C: services
D: powers
举一反三
- It uses a large battery pack to store the electricity that powers the electric motor to move the car．
- The following ___ powers are given to the state governments. A: education B: transport C: health services D: defense
- The higher the standard of living and the greater the national wealth, the ______. A: greater is the amount of electricity is consumed B: greater amount of electricity is consumed C: amount of electricity is consumed is greater D: greater the amount of electricity consumed
- The state of Michigan has endowed three ______ to do research for industry. A: clinics B: companies C: usinesses D: institutes
- The government passed laws intended to break up ________. A: subsidies B: competition C: monopolies D: simplicity