A: contributes
B: contributory
C: attributes
D: attributable
举一反三
- Acid rain is not straightforwardly _____ to the burning of coal. </p></p>
- The concentration of carbon dioxide is caused by_______. A: the heat accumulated in the atmosphere B: the burning of coal C: the wide use of renewable energy D: the destruction of the tropical rain forest
- Sulphur dioxide (二氧化硫 ) from the use of coal and oil causes much acid rain, nitrous oxide (氧化氮) which erode our ozone layer.
- Other emissions: Sulphur dioxide causes acid rain, nitrous oxide erodes the ozone layer. Both of these, mostly from coal and oil, we control 5) ____________.
- Coal can be converted （） gas by burning
内容
- 0
_____________ is the process of extracting coal from the ground. A: Overfishing B: Overconsumption C: Coal mining D: Burning of fossil energy sources
- 1
Which of the following is NOT true? A: Acid rain also damages buildings and railway railings. B: Acid rain kills plants and water animals but is not really harmful to humans. C: Acid rain may attack the regions where it is formed and other regions as well. D: Smoke from factories and power-stations in the USA is the main cause of acid rain in Canada.
- 2
He ______his success more to luck than to ability. A: owns B: contributes C: attributes D: leads
- 3
He attributes his good health to careful living． A: regards B: owes C: contributes D: thanks
- 4
Mr. Dolittle always ________ his good health ________ careful living.( ). A: dedicates…to B: devotes…to C: contributes…to D: attributes…to