中国大学MOOC: In England, a dark haired person is asked to enter through the front door at midnight with salt, coal, and bread in his possession. And they believe coal suggests __________ in the new year.
举一反三
- The company, New England Electric, burns coal to ___ power. A: general B: generate C: generator D: generally
- The English “first-footer” should be carrying coal, money, or bread, symbolizing _____.
- 中国大学MOOC: _____________ is the process of extracting coal from the ground.
- 中国大学MOOC: The three kinds of coal desulfurization process are .
- The invention of this new machinery will _________________ the coal industry.