Texas and Louisiana ______ the nation in the production of sulfur and are also important salt mining states.
A: lead
B: take
C: contribute
D: offer
A: lead
B: take
C: contribute
D: offer
举一反三
- Texas and Louisiana______the nation in the production of sulfur and are also important salt-mining states. A: lead B: take C: contribute D: offer
- According to Paragraph 4, ( )? A: most states of America have passed the laws stating that workers must take some lunch break. B: the workers in the 22 states work fewer hours than those in the other states. C: the workers in the 22 states do not necessarily take a better lunch break than those in the other states. D: the workers in the 22 states take a longer lunch break than those in the other states.
- A population explosion will lead to（） A: a lot of social problems B: medical advances C: a decrease in food production D: a worse life in every nation with 3 billion
- The stage natural caving method is the most economical of all mining methods. If the conditions are suitable, it can also achieve high production capacity.
- he main production links of open-pit mining production technology include rock preparation, mining and loading, transportation and .