Carbon monoxide is dangerous because
举一反三
- A common symptom of carbon monoxide poisoning is （ ）
- The synonym of CO2 is .（ ）。 A: hydrogen B: carbon monoxide C: carbon dioxide D: oxygen
- Hypoxia susceptibility due to inhalation of carbon monoxide increases as（ ）
- Which of the following would most likely lead to carbon monoxide contamination of the cockpit atmosphere?
- The letters referred to in the first paragraph must have ______. A: complained that carbon monoxide had affected their own ability to think B: complained that carbon monoxide had affected other people's ability think C: opposed the limiting of the use of cars D: proposed the limiting of the use of cars