Small cars use less gas than large cars. The amount of gas that a car uses is ______________ to its size.
A: forbid
B: appropriate
C: elated
D: supply
A: forbid
B: appropriate
C: elated
D: supply
举一反三
- Many people prefer large cars, ____ large cars are safer than small ones.
- A small car is more ___________ than a large one because the former uses less gas.
- A small car is more ________ than a large car, because it uses less petrol. A: economical B: economic C: thrifty D: advantageous
- The waste gas of cars has only badly polluted the air.
- A Popularity and use of natural gas B Natural gas reserves and supply C Natural gas prices D Clean fuel of choice E Disadvantages of natural gas F Natural gas consumption Paragraph 2______