How did the men get their water supply at the South Pole
A: [A] They dug out clean snow.
B: They depended on ships to bring them water supply.
C: They depended on planes to bring them water supply.
A: [A] They dug out clean snow.
B: They depended on ships to bring them water supply.
C: They depended on planes to bring them water supply.
举一反三
- water and electricity supply
- Many people ______________ their seemingly endless supply of safe, clean water for daily needs.
- During the period of war, food and clean water were in short supply and diseases caused by _____ (营养不良) were widespread.
- Paragraph 1（） A: Ounces of Water Needed Per Day B: Importance of Water C: Composition of Water D: Signs of Dehydration E: Supply of Water F: Necessity for Bringing a Bottle for Water with You
- In order to raise the efficiency of the water supply, measures should be taken to ____________.