If there are a number of survivors in the water abandoning ship, they should _____.
举一反三
- The water used in the ship's sanitation system is generally _____. A: low temperature fresh water B: high temperature fresh water C: water produced by water generator D: seawater
- Repair of vital machinery and services on a ship should be accomplished（）.
- If you are forced to abandon ship in a lifeboat，you should（）.
- Which is reputed as “Number One Water Town in China ”?
- A large ________ of water ________ wasted by a household every month. A: number; is B: quantity; is C: number;are D: quantity;are