范文：
标题：risk的用法
正文：
在英语中，“risk”一词具有丰富的用法，既可以作为名词，也可以作为动词。以下是“risk”的一些常见用法：
1. 名词用法
表示“风险”或“危险”：The construction project involves a high risk of collapse. 这项建筑项目存在很高的坍塌风险。
表示“冒险”或“危险行为”：Taking such a risk is not advisable. 进行这样的冒险是不明智的。
2. 动词用法
表示“冒……的风险”：She risked her life to save the child. 她冒着生命危险救了那个孩子。
表示“使……面临风险”：The company's decision could risk the jobs of many employees. 公司的决策可能会使许多员工的工作岗位面临风险。
以下是一些“risk”的例句：
We need to assess the risks before making any decisions. 我们在做出任何决定之前都需要评估风险。
The pilot had to risk his own safety to save the passengers. 飞行员不得不冒着生命危险来拯救乘客。
Investing in the stock market always involves a certain amount of risk. 投资股市总是伴随着一定程度的风险。
总结：“risk”一词在英语中非常灵活，可以根据语境和句型变化其用法，既可以表示抽象的风险，也可以表示具体的冒险行为。
常见问答知识清单：
1. What is the difference between 'risk' and 'danger'?
2. Can 'risk' be used as a verb?
3. How do you use 'risk' in a sentence?
4. What is the difference between 'risk' and 'hazard'?
5. Can 'risk' be used in the passive voice?
6. How do you express 'take a risk' in English?
7. What is the difference between 'risk' and 'chance'?
8. Can 'risk' be used to mean 'opportunity'?
9. How do you use 'risk' in a business context?
10. What is the correct preposition to use with 'risk'?
详细解答：
1. Difference between 'risk' and 'danger':
'Risk' refers to the possibility of something bad happening, often with an implication of action or decisionmaking.
'Danger' refers to the presence of something that could cause harm or injury.
2. Can 'risk' be used as a verb?
Yes, 'risk' can be used as a verb, meaning to be exposed to the chance of harm or loss.
3. How do you use 'risk' in a sentence?
You can use 'risk' in sentences like: "He risks his job by speaking out." or "The project risks failure."
4. What is the difference between 'risk' and 'hazard'?
'Risk' is the chance of something happening, often a result of a decision or action.
'Hazard' is a source of danger, such as a condition or situation that could cause harm.
5. Can 'risk' be used in the passive voice?
Yes, 'risk' can be used in the passive voice, such as: "The project is being risked by the management."
6. How do you express 'take a risk' in English?
You express 'take a risk' as it is: "Taking a risk is not always advisable."
7. What is the difference between 'risk' and 'chance'?
'Risk' implies there is a possibility of harm or loss.
'Chance' simply means the possibility of something happening, without necessarily implying harm.
8. Can 'risk' be used to mean 'opportunity'?
No, 'risk' does not typically mean 'opportunity'. It is more about the potential for negative outcomes.
9. How do you use 'risk' in a business context?
In a business context, 'risk' might be used like: "The company is evaluating the risks associated with the new investment."
10. What is the correct preposition to use with 'risk'?
The correct preposition to use with 'risk' is 'of': "There is a risk of failure."
