Shell plays a key role in helping to meet the world's growing demand for energy.
举一反三
- The _____ plays a key role in the city’s transportation system.
- By 2030 the world ’ s demand for energy is projected to more than double.
- There's a growing body of evidence ______helping others is a key ingredient for life satisfaction. A: which B: that C: who D: whom
- 中国大学MOOC:"America’s high-tech industry ranks first in the world and plays an important role in the country’s economic growth. ";
- Which of the following plays a key role in one's learning and memory? A: The kidneys. B: The adrenal hormone. C: The stress hormone. D: The hippocampus.